Não informado. (1972). IEEE Transactions on Professional Communication. Institute of Electrical and Electronics Engineers.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रNão informado. IEEE Transactions on Professional Communication. New York: Institute of Electrical and Electronics Engineers, 1972.
एमएलए (8वां संस्करण) प्रशस्ति पत्रNão informado. IEEE Transactions on Professional Communication. Institute of Electrical and Electronics Engineers, 1972.
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