National Council of Applied Economic Research, N. D. (1979). Impact of Indo-German fertilizer educational project in West Bengal: An evaluation. The author.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रNational Council of Applied Economic Research, New Delhi. Impact of Indo-German Fertilizer Educational Project in West Bengal: An Evaluation. The author, 1979.
एमएलए (9वां संस्करण) प्रशस्ति पत्रNational Council of Applied Economic Research, New Delhi. Impact of Indo-German Fertilizer Educational Project in West Bengal: An Evaluation. The author, 1979.
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