Freeden, M. (2018). Liberalism: A Very Short Introduction. Oxford University Press.
Lua i Stíl Chicago (17ú heag.)Freeden, Michael. Liberalism: A Very Short Introduction. Oxford University Press, 2018.
Lua MLA (9ú heag.)Freeden, Michael. Liberalism: A Very Short Introduction. Oxford University Press, 2018.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.