TAYLOR WELDEN J. (1975). MARKETING (3RD.). SOUTH-WESTERN COLLEGE PUBLISHING CO.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रTAYLOR WELDEN J. MARKETING. 3RD. NEW YORK: SOUTH-WESTERN COLLEGE PUBLISHING CO, 1975.
एमएलए (9वां संस्करण) प्रशस्ति पत्रTAYLOR WELDEN J. MARKETING. 3RD. SOUTH-WESTERN COLLEGE PUBLISHING CO, 1975.
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