Chang, Y. (1980). Business Policy And Strategy Y.n. Chang And Filemoncamp[oflore. Goodyear.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रChang, Y.N. Business Policy And Strategy Y.n. Chang And Filemoncamp[oflore. Goodyear, 1980.
एमएलए (8वां संस्करण) प्रशस्ति पत्रChang, Y.N. Business Policy And Strategy Y.n. Chang And Filemoncamp[oflore. Goodyear, 1980.
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