Cassell, K. A., & Hiremath, U. (2013). Reference and information services: An introduction (Third edition.). Neal-Schuman, an imprint of the American Library Association.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रCassell, Kay Ann, और Uma Hiremath. Reference and Information Services: An Introduction. Third edition. Chicago: Neal-Schuman, an imprint of the American Library Association, 2013.
एमएलए (8वां संस्करण) प्रशस्ति पत्रCassell, Kay Ann, और Uma Hiremath. Reference and Information Services: An Introduction. Third edition. Neal-Schuman, an imprint of the American Library Association, 2013.
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