Sengupta, G. C. (1981). Constraints to higher agricultural productivity in Orissa and strategies to overcome: Position paper. Directorate of Agriculture & Food Production.
Lua i Stíl Chicago (17ú heag.)Sengupta, G. C. Constraints to Higher Agricultural Productivity in Orissa and Strategies to Overcome: Position Paper. Bhubaneswar, Orissa: Directorate of Agriculture & Food Production, 1981.
Lua MLA (8ú heag.)Sengupta, G. C. Constraints to Higher Agricultural Productivity in Orissa and Strategies to Overcome: Position Paper. Directorate of Agriculture & Food Production, 1981.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.