Cita APA (7th ed.)

Krishna, K. R. (2002). Soil fertility and crop production. Oxford & IBH Publishing Co. Pvt. Ltd..

Cita Chicago (17th ed.)

Krishna, K. R. Soil Fertility and Crop Production. New Delhi: Oxford & IBH Publishing Co. Pvt. Ltd., 2002.

Cita MLA (9th ed.)

Krishna, K. R. Soil Fertility and Crop Production. Oxford & IBH Publishing Co. Pvt. Ltd., 2002.