Não informado. (1962). Advanced management. Office executive. Society for Advancement of Management.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रNão informado. Advanced Management. Office Executive. New York: Society for Advancement of Management, 1962.
एमएलए (8वां संस्करण) प्रशस्ति पत्रNão informado. Advanced Management. Office Executive. Society for Advancement of Management, 1962.
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