Não informado. (1974). Systems Documentation Newsletter. ACM, Special Interest Group for Systems Documentation.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रNão informado. Systems Documentation Newsletter. New York: ACM, Special Interest Group for Systems Documentation, 1974.
एमएलए (8वां संस्करण) प्रशस्ति पत्रNão informado. Systems Documentation Newsletter. ACM, Special Interest Group for Systems Documentation, 1974.
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