APA citiranje
Gerson, R. F. (1998). Beyond customer service, revised (Rev. ed.). Crisp Publications.
Chicago Style (17th ed.) Citation
Gerson, Richard F. Beyond Customer Service, Revised. Rev. ed. Menlo Park, Calif.: Crisp Publications, 1998.
MLA citiranje
Gerson, Richard F. Beyond Customer Service, Revised. Rev. ed. Crisp Publications, 1998.
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