Agrawal, R. L. (1996). IDENTIFYING CHARACTERISTICS OF CROP VARIETIES (Second Edition.). Oxford & IBH Publishing Co. Pvt. Ltd..
Cita Chicago (17th ed.)Agrawal, Rattan Lal. IDENTIFYING CHARACTERISTICS OF CROP VARIETIES. Second Edition. New Delhi: Oxford & IBH Publishing Co. Pvt. Ltd., 1996.
Cita MLA (9th ed.)Agrawal, Rattan Lal. IDENTIFYING CHARACTERISTICS OF CROP VARIETIES. Second Edition. Oxford & IBH Publishing Co. Pvt. Ltd., 1996.
Atenció: Aquestes cites poden no estar 100% correctes.