APA aipamena

Zafar Imam. (1991). Soviet foreign policy: 1917-1990.

Chicago Style aipamena

Zafar Imam. Soviet Foreign Policy: 1917-1990. New Delhi, Sterling, 1991.

MLA aipamena

Zafar Imam. Soviet Foreign Policy: 1917-1990. 1991.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.