Não informado. (1969). Jola Technical Communications. American Library Association, Information Science and Automation Division.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रNão informado. Jola Technical Communications. Chicago, Ill: American Library Association, Information Science and Automation Division, 1969.
एमएलए (8वां संस्करण) प्रशस्ति पत्रNão informado. Jola Technical Communications. American Library Association, Information Science and Automation Division, 1969.
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