watkin, E. E. (1965). an introduction to the problems of decision-making in enterprise. the institute of national planning.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रwatkin, E. E. An Introduction to the Problems of Decision-making in Enterprise. cairo: the institute of national planning, 1965.
एमएलए (9वां संस्करण) प्रशस्ति पत्रwatkin, E. E. An Introduction to the Problems of Decision-making in Enterprise. the institute of national planning, 1965.
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