- Banche dati umanistiche accessibili dalle postazioni della Biblioteca San Carlo
- Les classiques des sciences sociales
- DOAJ: Directory of Open Access Journals
- ESSPER. Periodici italiani di economia, scienze sociali e storia
- Liberty Library of Constitutional Classics
- Persée. Portail de revues scientifiques en sciences humaines
- PhilPapers: Online Research in Philosophy
- Actuel Marx
- African Journal of Political Science and International Relations
- American Political Science Review
- American Politics Research
- Anarchist Studies
- L’Année politique au Québec
- Bollettino telematico di filosofia politica
- British Journal of Political Science
- Costituzionalismo.it
- CPS: Comparative Political Studies
- Dissensus. Revue de philosophie politique de l’ULg
- L’espace politique
- Éthique publique
- Etica & politica
- Foro interno. Anuario de Teoría Política
- Historia constitucional
- Human Rights Dialogue (1994-2005)
- The International Journal of Peace Studies
- International Political Science Review
- Interpretation. A Journal of Political Philosophy
- JOP. The Journal of Politics
- The Journal of Political Philosophy
- Mots. Les langages du politique
- Il Mulino
- Notizie di Politeia. Rivista di etica e scelte pubbliche
- Il politico. Rivista italiana di scienze politiche
- Politikon. The IAPSS Journal of Political Science
- Politique et Sociétés
- Politique Internationale
- Politix. Revue des sciences sociales et politique
- The Responsive Community Archives
- Revista de Sociologia e Política
- Rivista di Studi Politici Internazionali
- Società e conflitto
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- Aristotele – Aristotle’s Ethica Nicomachea, J. Bywater ed., 1894
- Aristotele – Aristotle’s Politica, W.D. Ross ed., 1957
- Aristotele – Athenaion Politeia, Kenyon ed., 1920
- Aristotele – Trattato dei governi
- Aristotele -Aristotle’s Political Theory
- Cicerone – The Cicero Hompage
- Epicurei – Epicuros.info
- Epicurei – PhilPapers: Epicureans, edited by T. O’Keefe
- Epitteto – The Discourses
- Flavio Giuseppe – Antiquitates Judaicae, B. Niese ed., 1892
- Flavio Giuseppe – Oeuvres completes, 1930-1932
- Gorgia –Die Fragmente der Vorsokratiker, 76 Gorgias, von H. Diels, 1906
- Ippia – Die Fragmente der Vorsokratiker, 79 Hippias, von H. Diels, 1906
- Platone – Oeuvres, traduit par V. Cousin, 1822-1840
- Platone – Apologia di Socrate, Progetto Manuzio
- Platone – Republic, J. Burnet ed., 1903
- Platone – La Repubblica, edizione Acrobat a cura di P. Sanasi
- Platone – Il Timeo, Progetto Manuzio
- Platone – The International Plato Society
- Polibio – Polybius, Histories, Theodorus Büttner-Wobst after L. Dindorf, Ed.
- Polibio – Treccani.it
- Seneca – De Clementia, J.W. Basore ed., 1928
- Senofonte – Treccani.it
- Stoici – Ancient Stoicism, C. Freeland
- Tacito – Corpus Scriptorum Latinorum: Publius Cornelius Tacitus
- Agostino Aurelio – De civitate Dei contra paganos
- Agostino Aurelio – Augustine’s Enchiridion, edited by A.C. Outler, 1954
- Agostino Aurelio – Augustine’s Political and Social Philosophy
- John of Salisbury – Policraticus
- William of Ockham – Ockham’s Dialogus, project by J. Kilcullen et al.
- Marsilio da Padova – estratto dal Manuale di filosofia medievale online, a cura della Facoltà di Lettere e Filosofia di Siena
- Marsilio da Padova – a cura di Elvio Ancona
- Nicolò Cusano – The Catholic Encyclopedia
- Nicolò Cusano – Cusanus Portal
- Tommaso d’Aquino – Tomistic Philosophy
- La filosofia politica nell’Alto medioevo – estratto dal Manuale di filosofia medievale online, a cura della Facoltà di Lettere e Filosofia di Siena
Età moderna (sec. XV-XVII)
- Althusius Johannes – a cura di Giuseppe Duso
- Althusius Johannes – Politica, Liberty Fund, 1995
- Bodin Jean – Les six livres de la Republique, 1579
- Bodin Jean – Internet Encyclopedia of Philosophy: Jean Bodin (c. 1529-1596)
- Bossuet Jacques Benigne – The Catholic Encyclopedia
- Bossuet Jacques Benigne – Gallica: Bibliotheque numerique
- Botero Giovanni – Biblioteca Italiana
- Botero Giovanni – Treccani.it
- Calvin Jean – ReligionFacts: John Calvin (1509-1564)
- Calvin Jean – The John Calvin Bibliography
- Francisco de Vitoria – Philosophica: Enciclopedia filosofica on line
- Grotius Hugo – Stanford Encyclopedia of Philosophy, Hugo Grotius
- Grotius Hugo – Grotius & the Free Seas: a Bibliography
- Grotius Hugo – Correspondence of Hugo Grotius (1597-1645)
- Harrington James – Online Library of Liberty: The Oceana and Other Works [1656]
- Hobbes Thomas – Online Library of Liberty: Thomas Hobbes, 1588-1679
- Hobbes Thomas – De cive or The citizen, 1949
- Hobbes Thomas – Luminarium: Thomas Hobbes (1588-1679)
- Hobbes Thomas – Hobbes Today
- de La Boétie Étienne – De la servitude volontaire, 1836
- Locke John – Online Library of Liberty: John Locke, 1632-1704
- Locke John – Liberty Library of Constitutional Classics: Selected Works
- Locke John – Locke and religious toleration: a bibliography
- Locke John – John Locke Resources
- Luther Martin – IntraText Digital Library: Luther, Marin
- Luther Martin – ReligionFacts: Martin Luther (1483-1546)
- Machiavelli Niccolò – Il Principe, versione elettronica dell’edizione a cura di G. Firpo, 1972
- Machiavell Niccolò – The online Books Page: Online Books by Niccolò Machiavelli
- Machiavelli Niccolò – Hipermachiavellism
- Machiavelli Niccolò – Machiavelli Resources by W. Redlich
- Machiavelli Niccolò – Philosophy Pages: Niccolò Machiavelli (1469-1527)
- Montesquieu Charles Louis de – Dictionnaire Montesquieu
- Montesquieu Charles Louis de – Montesquieu.it: Biblioteca Elettronica su Montesquieu e dintorni
- More Thomas – Utopia
- More Thomas – Luminarium: Sir Thomas More (1478-1535)
- Pufendorf Samuel Pufendorf and the German Empire: a Bibliography
- Spinoza Benedictus de – Selected Political Works of Baruch de Spinoza
- Spinoza Benedictus de – a cura di Luca Basso e Stefano Visentin
- Vico Giambattista – Portale Vico
Età moderna (sec. XVII-XIX)
- Bakunin Michael – Anarchy Archives
- Bayle Pierre – Gallica: Bibliotheque numerique
- Beccaria Cesare – Dei delitti e delle pene, Mursia, 1973
- Bentham Jeremy – Internet Encyclopedia of Philosophy: Jeremy Bentham (1748—1832)
- Bentham Jeremy – Library of Economics and liberty: Defence of Usury, Bentham Jeremy (1748-1832)
- Bentham Jeremy – The Online Library of Liberty: Jeremy Bentham
- Bonald Louis de – Bibliografia a cura di S. Chignola
- Burke Edmund – Further Reflections on the Revolution in France, Liberty Fund, 1992
- Burke Edmund – a cura di Sandro Chignola
- Clausewitz Carl von – The Clausewitz Homepage
- Comte Auguste – La Maison d’Auguste Comte
- Condorcet Marie-Jean-Antoine Caritat – Inventaire Condorcet
- Condorcet Marie-Jean-Antoine Caritat – Gallica: Bibliotheque numerique
- Constant Benjamin –The Online Library of Liberty: Benjamin Constant, 1767 – 1830
- De Maistre Joseph -The Catholic Encyclopedia
- The Federalist Papers
- Fichte Johann Gottlieb – Bibliografia a cura di Marco Rampazzo Bazzan
- Fichte Johann Gottlieb – Internationale Johann-Gottlieb-Fichte-Gesellschaft
- Fichte Johann Gottlieb – Zeno.org: Meine Bibliothek
- Fisiocratici, di G. Luzzatto – Treccani.it
- Fourier Charles – Charles Fourier Archive, 1772-1837
- Fourier Charles – Charlesfourier.fr
- Fourier Charles – Les classiques des sciences sociales: Charles Fourier (1772-1837)
- Hegel Georg Wilhelm Friedrich – Mia: Hegel Resource
- Hegel Georg Wilhelm Friedrich – A Hegel bibliography by A. Chitty, University of Sussex
- Hegel Georg Wilhelm Friedrich – Hegel.net
- Hegel Georg Wilhelm Friedrich – The Hegel Society of America
- Hume David – Liberty Library of Constitutional Classics: Selected Essays
- Jefferson Thomas – A guide to the University of Virginia’s collections related to Thomas Jefferson
- Kant Immanuel – Risposta alla domanda: che cos’é l’illuminismo?, 1784
- Kant Immanuel – Per la pace perpetua, 1795
- Kant Immanuel – Sul detto comune: “questo può essere giusto in teoria ma non vale per la pratica”, 1793
- Kant Immanuel – Kant on the Web
- Kant Immanuel – Società italiana di studi kantiani
- Lenin Vladimir Ilic – Lenin Internet Archive
- Madison James – Selected Works of James Madison
- Madison James – James Madison – 4th President of the United States, by Martin Kelly
- Maistre, Joseph de – Modern History Sourcebook: Joseph DeMaistre: The Divine Origins of Constitutions, 1810
- Mandeville Bernard – Encyclopaedia Britannica
- Mandeville Bernard – La Favola delle api, in Grande antologia filosofiaca, Marzorati, 1968, vol. XIV, pp. 137-146
- Marx Karl – Engels Friedrich Il Manifesto del Partito Comunista
- Marx Karl – Engels Friedrich – Archivio Internet Marx-Engels
- Marx Karl – a cura di Luca Basso E Massimiliano Tomba
- Marx Karl – The MarX-Files
- Mazzini Giuseppe – Treccani.it
- Mazzini Giuseppe – Associazione mazziniana italiana
- Mill John Stuart – Online Library of Liberty: John Stuart Mill, 1806 – 1873
- Mill John Stuart – Liberty Library of Constitutional Classics: Selected Political Works of John Stuart Mill
- Mill John Stuart – Stanford Encyclopedia of Philosophy, John Stuart Mill
- Paine Thomas – Liberty Library of Constitutional Classics: Selected Writings of Thomas Paine
- Proudhon Pierre-Joseph – Anarchy Archives
- Rousseau Jean-Jacques – Athena: Jean-Jacques Rousseau
- Rousseau Jean-Jacques – a cura di Roberto Gatti
- Rousseau Jean Jacques – SJJR: Société Jean-Jacques Rousseau
- Sieyès Emmanuel Joseph – Qu’est –ce que le tiers État?, 1789
- Smith Adam – Adam Smith, Online Library of Liberty: Adam Smith, 1723 – 1790
- Tocqueville Alexis de – L’ancien Régime et la révolution, 1856
- Tocqueville Alexis de – a cura di Emma Baglioni
- Tocqueville Alexis de -The Alexis de Tocqueville tour exploring democracy in America
- Voltaire – Traité sur la tolerance, 1763
- Voltaire – VF, Voltaire Foundation
- Althusser Louis – La solitude de Machiavel, 1990
- Althusser Louis – On Marx, 1953
- Althusser Louis – The Louis Althusser Archive, 1918-1990
- Arendt Hannah – The Hannah Arendt Papers at the Library of Congress
- Arendt Hannah – Internet Encyclopedia of Philosophy: Hannah Arendt (1906—1975)
- Berlin Isaiah – The New York Review of Books, A Special Supplement: The Question of Machiavelli, 1971
- Berlin Isaiah – Isaiah Berlin on Pluralism, 1998
- Berlin Isaiah – The Isaiah Berlin Virtual Library
- Berlin Isaiah – Stanford Encyclopedia of Philosophy: Isaiah Berlin
- Bobbio Norberto – Norberto Bobbio: le opere, gli studi, I libri
- Chomsky Noam – Chomsky.info: The Official Noam Chomsky Website
- Chomsky Noam – Anarchy Archives: Noam Chomsky
- Croce Benedetto – Politica “in nuce”
- Croce Benedetto – Treccani.it
- Dahrendorf Ralf – Treccani.it
- Dahrendorf Ralf – Il mondo che verrà, Il Sole 24ore com., 26 aprile 2009
- Dahrendorf Ralf- How is Europa Chancing ?, Sanford S. Elberg Lectures in International Studies, April 4 1989
- Dewey John – Internet Encyclopedia of Philosophy
- Dewey John – Democracy and Education, The Macmillan Company, 1916
- Del Noce Augusto – A cura di Tommaso Dell’Era
- Dworkin Ronald – Bibliography of Ronald Dworkin’s Works, edited by J. Burley, 2004
- Dworkin Ronald – Objectivity and Truth, 1996
- Foucault Michel – Bibliografia a cura di V. Sorrentino
- Foucault Michel – Foucault Studies
- Gandhi Mohandas Karamchand – Gandhi Heritage Portal
- Gandhi Mohandas Karamchand – Welcome to the complete site on mahatma Gandhi
- Gentile Giovanni – Treccani.it
- Gramsci Antonio – Bibliografia gramsciana on line
- Gramsci Antonio – International Gramsci Society
- Habermas Jurgen – Bibliografia a cura si S. Petrucciani
- von Hayek Friedrich August – Ludwig von Mises Institute: Biography of F.A. Hayek (1899-1992)
- von Hayek Friedrich August – Taking Hayek Seriously
- Horkheimer Max – Marxists Internet Archive: Max Horkheimer 1895-1973
- Horkheimer Max – Goethe Universitat Frankfurt am Main: Nachlass Max Horkheimer
- Horkheimer Max – Stanford Encyclopedia of Philosophy
- Kelsen Hans –Bibliografia a cura di F. Sciacca
- Kelsen Hans – Treccani.it
- Kymlicka Will – Will Kymlicka
- Lukacs Georg – Marxist Internet Archive: Georg Lukács Archive 1885-1971
- Lukacs Georg – Internationale Georg-Lukacs-Gesellschaft e. V
- MacIntyre Alasdair – Bibliografia a cura di S. Maletta
- MacIntyre Alasdair – ISME – International Society for MacIntyrean Enquiry
- Maritain Jacques – a cura di Umberto Ludovici e Vittorio Possenti
- Marcuse Herbert – Herbert Marcuse (1898-1979) Official Homepage
- Michels Robert – Questia: Trusted online research
- Mosca Gaetano – Treccani.it
- Mounier Emmanuel –Le classiques des sciences sociales: Emmanuel Mounier philosophe francais 1905-1950
- Mounier Emmanuel – Treccani.it
- Nozich Robert – An Interview with Robert Nozick, by J. Sanchez, July 26, 2001
- Nozick Robert – Internet Encyclopedia of Philosophy: Robert Nozick (1938—2002)
- Oakeshott Michael – Michael Oakeshott Association, Bibliography
- Pareto Vilfredo – Centre d’etudes interdisciplinaires Walras Pareto
- Pareto Vilfredo – Il Fondo Vilfredo Pareto della Banca popolare di Sondrio
- Pettit Philip Philip Pettit’s Web Page
- Pettit Philip Republicanism, P. Pettit – Stanford Encyclopedia of Philosophy
- Popper Karl – Open Universe of the Japan Popper Society
- Popper Karl – The Karl Popper Web
- Rawls John – Two concept of Rules, 1955
- Rawls John – A Selected Bibliography compiled by E. Yeghiayan
- Rawls John – a cura di Ian Carter
- Schmitt Carl – Treccani.it
- Schmitt Carl – Carl-Schmitt-Gesellschaft e V.
- Skinner Quentin – Queen Mary University of London
- Sorel Georges – Mil neuf cent: revue d’istoire intellectuelle
- Sorel Georges – Les classiques des sciences sociales
- Strauss Leo – Leo Strauss, by D. McBryde
- Strauss Leo – The Leo Strauss Center
- Sturzo Luigi – Istituto Luigi Sturzo
- Taylor Charles – a cura di Alberto Pirni
- Taylor Charles – Charles Taylor Bibliography
- Taylor Charles – Encyclopedie de l’Agora : Charles Taylor
- Voegelin Eric – Eric Voegelin Institute
- Voegelin Eric – Eric-Voegelin-Archiv e. V.
- Walzer Michael – IAS – School of Social Science
- Walzer Michael – Treccani.it
- AISDP – Associazione italiana degli storici delle dottrine politiche
- Associazione per un archivio dei movimenti
- Biblioteca Gino Bianco – Fondazione Alfred Lewin
- Centro studi Piero Gobetti
- Centro studi movimenti – Parma
- CEVIPOF – Centre de recherches politiques
- Concepta – International Research School in Conceptual History and Political Thought
- CRIE – Centro di ricerca sulle istituzioni europee
- ECPR – European Consortium for Political Research
- Fondazione Luigi Firpo
- Gruppo di ricerca sui concetti politici – Dipartimento di Filosofia, Università di Padova
- IdP: Istituto di Politica
- Istituto Luigi Sturzo
- NoSoPhi – Normes, Sociétés, Philosophies
- SIFP – Società italiana di filosofia politica
- SISP – Società italiana di scienza politica