APA aipamena

Avduyevsky, V. (1986). The earth imperilled. Moscow: Novosti Press Agency Publishing House.

Chicago Style aipamena

Avduyevsky, Vsevolod. The Earth Imperilled. Moscow: Novosti Press Agency Publishing House, 1986.

MLA aipamena

Avduyevsky, Vsevolod. The Earth Imperilled. Moscow: Novosti Press Agency Publishing House, 1986.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.