Não informado. (1973). The Financial review. Eastern Finance Association.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रNão informado. The Financial Review. Buffalo, NY: Eastern Finance Association, 1973.
एमएलए (8वां संस्करण) प्रशस्ति पत्रNão informado. The Financial Review. Eastern Finance Association, 1973.
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