lohr, v. (1974). problems of determining the role of agriculture in the development of national economy and society. the institute of national planning.
শিকাগো স্টাইল (17 তম সংস্করণ) উদ্ধৃতিlohr, v. Problems of Determining the Role of Agriculture in the Development of National Economy and Society. cairo: the institute of national planning, 1974.
M.L.A (9 ম সংস্করণ) উদ্ধৃতিlohr, v. Problems of Determining the Role of Agriculture in the Development of National Economy and Society. the institute of national planning, 1974.
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