CUMMINGS THOMAS G. (1997). ORGANISATION DEVELOPMENT AND CHANGE (6TH.). SOUTH-WESTERN COLLEGE PUBLISHING CO.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रCUMMINGS THOMAS G. ORGANISATION DEVELOPMENT AND CHANGE. 6TH. CINCINNATI: SOUTH-WESTERN COLLEGE PUBLISHING CO, 1997.
एमएलए (9वां संस्करण) प्रशस्ति पत्रCUMMINGS THOMAS G. ORGANISATION DEVELOPMENT AND CHANGE. 6TH. SOUTH-WESTERN COLLEGE PUBLISHING CO, 1997.
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