APA (7th ed.) Zitazioa

Koster, R. M. (1989). The Prince. W.W. Norton.

Chicago Style (17th ed.) Zitazioa

Koster, R. M. The Prince. Nueva York: W.W. Norton, 1989.

MLA (9th ed.) Zitazioa

Koster, R. M. The Prince. W.W. Norton, 1989.