el-hefny, a. (1964). forecasting for management of seasonal goods inventories. National Planning Institute.
Chicago Style (17th ed.) Citationel-hefny, amina. Forecasting for Management of Seasonal Goods Inventories. cairo: National Planning Institute, 1964.
MLA citiranjeel-hefny, amina. Forecasting for Management of Seasonal Goods Inventories. National Planning Institute, 1964.
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