DttP: A Quarterly Journal of Government Information Practice & Perspective. American Library Association.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रDttP: A Quarterly Journal of Government Information Practice & Perspective. American Library Association.
एमएलए (9वां संस्करण) प्रशस्ति पत्रDttP: A Quarterly Journal of Government Information Practice & Perspective. American Library Association.
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