APA aipamena

Laird, R. D., & Laird, B. A. (1970). Soviet communism and agrarian revolution. Harmondsworth: Penguin Books.

Chicago Style aipamena

Laird, Roy D., and Betty A. Laird. Soviet Communism and Agrarian Revolution. Harmondsworth: Penguin Books, 1970.

MLA aipamena

Laird, Roy D., and Betty A. Laird. Soviet Communism and Agrarian Revolution. Harmondsworth: Penguin Books, 1970.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.