Waschkau, H. (1973). Studies on Microeconomic Demand Functions for Foodstuffs with Special Reference to the A.R.E: ( Practical Part ). The Institute of National Planning.
Tohutoru Kātū Chicago (17th ed.)Waschkau, Hans. Studies on Microeconomic Demand Functions for Foodstuffs with Special Reference to the A.R.E: ( Practical Part ). Cairo: The Institute of National Planning, 1973.
Tohutoro MLA (9th ed.)Waschkau, Hans. Studies on Microeconomic Demand Functions for Foodstuffs with Special Reference to the A.R.E: ( Practical Part ). The Institute of National Planning, 1973.
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