Epstein Chris Clarke. (2002). 78Important Questions Every Leader Should Ask And Answer. AMACOM,American Management Association.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रEpstein Chris Clarke. 78Important Questions Every Leader Should Ask And Answer. USA: AMACOM,American Management Association, 2002.
एमएलए (9वां संस्करण) प्रशस्ति पत्रEpstein Chris Clarke. 78Important Questions Every Leader Should Ask And Answer. AMACOM,American Management Association, 2002.
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