Berkowitz, P. (1999). Virtue and the making of modern liberalism. Princeton University Press.
Lua i Stíl Chicago (17ú heag.)Berkowitz, Peter. Virtue and the Making of Modern Liberalism. Princeton, N.J.: Princeton University Press, 1999.
Lua MLA (9ú heag.)Berkowitz, Peter. Virtue and the Making of Modern Liberalism. Princeton University Press, 1999.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.