APA aipamena

CRAVENS, R. H. (1979). Vines Richard H. Cravens. Time Life Books.

Chicago Style aipamena

CRAVENS, Richard H. Vines Richard H. Cravens. Time Life Books, 1979.

MLA aipamena

CRAVENS, Richard H. Vines Richard H. Cravens. Time Life Books, 1979.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.