Sengupta, G. C. (1981). Constraints to higher agricultural productivity in Orissa and strategies to overcome: Position paper. Directorate of Agriculture & Food Production.
Chicago-referens (17:e uppl.)Sengupta, G. C. Constraints to Higher Agricultural Productivity in Orissa and Strategies to Overcome: Position Paper. Bhubaneswar, Orissa: Directorate of Agriculture & Food Production, 1981.
MLA-referens (8:e uppl.)Sengupta, G. C. Constraints to Higher Agricultural Productivity in Orissa and Strategies to Overcome: Position Paper. Directorate of Agriculture & Food Production, 1981.
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