Citazione APA

Gupta, U. (1997). Crop improvement V.2 Stress tolerance. Oxford and IBH publishing.

Stile di citazione Chicago

Gupta, U.S. Crop Improvement V.2 Stress Tolerance. New Delhi: Oxford and IBH publishing, 1997.

Citazione MLA

Gupta, U.S. Crop Improvement V.2 Stress Tolerance. Oxford and IBH publishing, 1997.