DOBLER, D. W. (1990). Purchasing And Materials Manegement Text And Cases Donald W. Dobler, David N. Burt, Lamer Lee, Jr. McGraw-Hill.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रDOBLER, Donald W. Purchasing And Materials Manegement Text And Cases Donald W. Dobler, David N. Burt, Lamer Lee, Jr. McGraw-Hill, 1990.
एमएलए (8वां संस्करण) प्रशस्ति पत्रDOBLER, Donald W. Purchasing And Materials Manegement Text And Cases Donald W. Dobler, David N. Burt, Lamer Lee, Jr. McGraw-Hill, 1990.
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