stonier, a. W., & hague, d. C. (1960). competitive industry: A text book of economic theory. the institute of national planning.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रstonier, alfred W., और douglas C. hague. Competitive Industry: A Text Book of Economic Theory. cairo: the institute of national planning, 1960.
एमएलए (9वां संस्करण) प्रशस्ति पत्रstonier, alfred W., और douglas C. hague. Competitive Industry: A Text Book of Economic Theory. the institute of national planning, 1960.
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