APA aipamena

Snow, C. P. (1968). The state of siege. New York: Scribner.

Chicago Style aipamena

Snow, Charles Percy. The State of Siege. New York: Scribner, 1968.

MLA aipamena

Snow, Charles Percy. The State of Siege. New York: Scribner, 1968.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.