ENGEL JAMES F. (1984). INSTRUCTOR`S NOTES TO ACCOMPANY CASES IN PROMOTIONAL STRATEGY. RICHARD D.IRWIN INC.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रENGEL JAMES F. INSTRUCTOR`S NOTES TO ACCOMPANY CASES IN PROMOTIONAL STRATEGY. HOMEWOOD: RICHARD D.IRWIN INC, 1984.
एमएलए (9वां संस्करण) प्रशस्ति पत्रENGEL JAMES F. INSTRUCTOR`S NOTES TO ACCOMPANY CASES IN PROMOTIONAL STRATEGY. RICHARD D.IRWIN INC, 1984.
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