APA (7th ed.) Zitazioa

Knorr, K. (1959). NATO and American security. Princeton University Press.

Chicago Style (17th ed.) Zitazioa

Knorr, Klaus. NATO and American Security. Princeton, New Jersey: Princeton University Press, 1959.

MLA (9th ed.) Zitazioa

Knorr, Klaus. NATO and American Security. Princeton University Press, 1959.