APA (7th ed.) Zitazioa
Kaufman, R. G. (2007). In defense of the Bush doctrine. University Press of Kentucky.
Chicago Style (17th ed.) Zitazioa
Kaufman, Robert Gordon. In Defense of the Bush Doctrine. Lexington, Ky.: University Press of Kentucky, 2007.
MLA (9th ed.) Zitazioa
Kaufman, Robert Gordon. In Defense of the Bush Doctrine. University Press of Kentucky, 2007.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.