SAYLES LEONARD R. (1987). LEADERSHIP: WHAT EFFECTIVE MANAGERS REALLY DO:::AND HOW THEY DO IT (19.). GROLIER INCORPORATION BUSINESS LIBERARY MC.GRAW H.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रSAYLES LEONARD R. LEADERSHIP: WHAT EFFECTIVE MANAGERS REALLY DO:::AND HOW THEY DO IT. 19. U S A: GROLIER INCORPORATION BUSINESS LIBERARY MC.GRAW H, 1987.
एमएलए (9वां संस्करण) प्रशस्ति पत्रSAYLES LEONARD R. LEADERSHIP: WHAT EFFECTIVE MANAGERS REALLY DO:::AND HOW THEY DO IT. 19. GROLIER INCORPORATION BUSINESS LIBERARY MC.GRAW H, 1987.
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