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শিকাগো স্টাইল (17 তম সংস্করণ) উদ্ধৃতিIndia. Working Group for Formulation of Fourth Five Year Plan Proposals on Agro-Economic Research and Farm Management Studies. Report. [New Delhi]: Dept. of Agriculture, 1966.
M.L.A (8 ম সংস্করণ) উদ্ধৃতিIndia. Working Group for Formulation of Fourth Five Year Plan Proposals on Agro-Economic Research and Farm Management Studies. Report. Dept. of Agriculture, 1966.
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