Cassell, K. A., & Hiremath, U. (2009). Reference and information services in the 21st century: An introduction (2nd ed.). Neal-Schuman Publishers.
Chicagoスタイル(17版)引用形式Cassell, Kay Ann, , Uma Hiremath. Reference and Information Services in the 21st Century: An Introduction. 2nd ed. New York: Neal-Schuman Publishers, 2009.
MLA(9版)引用形式Cassell, Kay Ann, , Uma Hiremath. Reference and Information Services in the 21st Century: An Introduction. 2nd ed. Neal-Schuman Publishers, 2009.
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