GELLERMAN SAUL W. (1984). CASES & PROBLEMS FOR DECISIONS IN MANAGEMENT. RANDOM HOUSE.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रGELLERMAN SAUL W. CASES & PROBLEMS FOR DECISIONS IN MANAGEMENT. NEW YORK: RANDOM HOUSE, 1984.
एमएलए (9वां संस्करण) प्रशस्ति पत्रGELLERMAN SAUL W. CASES & PROBLEMS FOR DECISIONS IN MANAGEMENT. RANDOM HOUSE, 1984.
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