Bandyopadhyay, P. (2007). Soil Fertility Management for Sustainable Agricutlure. New Delhi: Gene-Tech Books.
Dyfyniad Arddull ChicagoBandyopadhyay, P.C. Soil Fertility Management for Sustainable Agricutlure. New Delhi: Gene-Tech Books, 2007.
Dyfyniad MLABandyopadhyay, P.C. Soil Fertility Management for Sustainable Agricutlure. New Delhi: Gene-Tech Books, 2007.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.