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Dyfyniad Arddull ChicagoIrwin, Robert 1941. Winning Strategies for Managing People: A Task Directred Guide. New York: F. Watts, 1985.
Dyfyniad MLAIrwin, Robert 1941. Winning Strategies for Managing People: A Task Directred Guide. F. Watts, 1985.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.