RUSSELL TIM. (1998). ENCYCLOPAEDIA OF PRACTICAL MANAGEMENT TRAINING: FEEDBACK. JAICO PUBLISHING HOUSE.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रRUSSELL TIM. ENCYCLOPAEDIA OF PRACTICAL MANAGEMENT TRAINING: FEEDBACK. NEW DELHI: JAICO PUBLISHING HOUSE, 1998.
एमएलए (9वां संस्करण) प्रशस्ति पत्रRUSSELL TIM. ENCYCLOPAEDIA OF PRACTICAL MANAGEMENT TRAINING: FEEDBACK. JAICO PUBLISHING HOUSE, 1998.
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