Citazione Stile APA (7a Edizione)

Dris, R., Jain, S. M., & Khan, I. A. (2002). Environment and crop production. Oxford & IBH Publishing Co..

Citazione stile Chigago Style (17a edizione)

Dris, Ramdane, Shri Mohan Jain, e Iqrar A. Khan. Environment and Crop Production. New Delhi: Oxford & IBH Publishing Co., 2002.

Citatione MLA (9a ed.)

Dris, Ramdane, et al. Environment and Crop Production. Oxford & IBH Publishing Co., 2002.