APA (7th ed.) Zitazioa

Kramer, M. H. (2008). The quality of freedom. Oxford University Press.

Chicago Style (17th ed.) Zitazioa

Kramer, Matthew H. The Quality of Freedom. Oxford ; New York: Oxford University Press, 2008.

MLA (9th ed.) Zitazioa

Kramer, Matthew H. The Quality of Freedom. Oxford University Press, 2008.