Não informado. (1990). Organization Science. Institute of Management Sciences.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रNão informado. Organization Science. Providence, RI: Institute of Management Sciences, 1990.
एमएलए (8वां संस्करण) प्रशस्ति पत्रNão informado. Organization Science. Institute of Management Sciences, 1990.
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