APA (7th ed.) Zitazioa

(1999). Environmental Stress in crop plants. Commonwealth.

Chicago Style (17th ed.) Zitazioa

Environmental Stress in Crop Plants. New Delh: Commonwealth, 1999.

MLA (9th ed.) Zitazioa

Environmental Stress in Crop Plants. Commonwealth, 1999.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.