Não informado. (1969). SIGCSE Bulletin. Association for Computing Machinery, Special Interest Group on Computer Science Education.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रNão informado. SIGCSE Bulletin. New York: Association for Computing Machinery, Special Interest Group on Computer Science Education, 1969.
एमएलए (8वां संस्करण) प्रशस्ति पत्रNão informado. SIGCSE Bulletin. Association for Computing Machinery, Special Interest Group on Computer Science Education, 1969.
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