CRAVENS, R. H. (1977). Pests And Diseases Richard H.cravens. Time-Life Books.
Chicago Style aipamenaCRAVENS, Richard H. Pests And Diseases Richard H.cravens. Time-Life Books, 1977.
MLA aipamenaCRAVENS, Richard H. Pests And Diseases Richard H.cravens. Time-Life Books, 1977.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.