APA aipamena

Nambiar,KKM. (1994). Soil fertility and crop productivity uner long term fertilizer use in India. ICAR.

Chicago Style aipamena

Nambiar,KKM. Soil Fertility and Crop Productivity Uner Long Term Fertilizer Use in India. New Delhi: ICAR, 1994.

MLA aipamena

Nambiar,KKM. Soil Fertility and Crop Productivity Uner Long Term Fertilizer Use in India. ICAR, 1994.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.