Sahu, B. (1979). Crop substitution in Orissa. Indian Council of Agricultural Research.
Chicago-referens (17:e uppl.)Sahu, Bishwanath. Crop Substitution in Orissa. New Delhi: Indian Council of Agricultural Research, 1979.
MLA-referens (8:e uppl.)Sahu, Bishwanath. Crop Substitution in Orissa. Indian Council of Agricultural Research, 1979.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.