Não informado. (1986). Software Engineering Journal. Institution of Electrical Engineers.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रNão informado. Software Engineering Journal. London: Institution of Electrical Engineers, 1986.
एमएलए (8वां संस्करण) प्रशस्ति पत्रNão informado. Software Engineering Journal. Institution of Electrical Engineers, 1986.
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