APA (7th ed.) Zitazioa

BELOFF, M. (1969). The American federal government (2nd ed.). Oxford University Press.

Chicago Style (17th ed.) Zitazioa

BELOFF, Max. The American Federal Government. 2nd ed. London: Oxford University Press, 1969.

MLA (9th ed.) Zitazioa

BELOFF, Max. The American Federal Government. 2nd ed. Oxford University Press, 1969.