Das,N R. (2007). Introduction to crops of india. Scientific publishers (India).
Chicago Style aipamenaDas,N R. Introduction to Crops of India. Jodhpur: Scientific publishers (India), 2007.
MLA aipamenaDas,N R. Introduction to Crops of India. Scientific publishers (India), 2007.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.