Das Gupta D K, C. N. C. (1980). Higher productivity in agriculture: Proceedings of the national symposium on approach to higher productivity of crops held at Calcutta. Oxford & IBH publishing company.
Chicago Edition CitationDas Gupta D K, Chattopadhyay N C. Higher Productivity in Agriculture: Proceedings of the National Symposium on Approach to Higher Productivity of Crops Held at Calcutta. Newdelhi: Oxford & IBH publishing company, 1980.
MLA Edition CitationDas Gupta D K, Chattopadhyay N C. Higher Productivity in Agriculture: Proceedings of the National Symposium on Approach to Higher Productivity of Crops Held at Calcutta. Oxford & IBH publishing company, 1980.
Warning: These citations may not always be 100% accurate.