spevacek, v. (1966). some problems of working out and utilization in planning the structural balances (in put-out put tables) in czechoslovakia. the institute of national planning.
শিকাগো স্টাইল (17 তম সংস্করণ) উদ্ধৃতিspevacek, vojtech. Some Problems of Working Out and Utilization in Planning the Structural Balances (in Put-out Put Tables) in Czechoslovakia. cairo: the institute of national planning, 1966.
M.L.A (9 ম সংস্করণ) উদ্ধৃতিspevacek, vojtech. Some Problems of Working Out and Utilization in Planning the Structural Balances (in Put-out Put Tables) in Czechoslovakia. the institute of national planning, 1966.
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