Weingand, D. E. (1997). Customer service excellence: A concise guide for librarians. Chicago: American Library Association.
Čikaški stil citiranjaWeingand, Darlene E. Customer Service Excellence: A Concise Guide for Librarians. Chicago: American Library Association, 1997.
MLA način citiranjaWeingand, Darlene E. Customer Service Excellence: A Concise Guide for Librarians. Chicago: American Library Association, 1997.
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