Irwin, R. 1. (1985). Winning strategies for managing people: A task directred guide. F. Watts.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रIrwin, Robert 1941. Winning Strategies for Managing People: A Task Directred Guide. New York: F. Watts, 1985.
एमएलए (9वां संस्करण) प्रशस्ति पत्रIrwin, Robert 1941. Winning Strategies for Managing People: A Task Directred Guide. F. Watts, 1985.
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