APA način citiranja (7. izdanje)
Lucas, R. W. (2002). Customer service: Skills and concepts for success (2nd ed.). Glencoe/McGraw-Hill.
Čikaški stil citiranja (17. izdanje)
Lucas, Robert W. Customer Service: Skills and Concepts for Success. 2nd ed. New York: Glencoe/McGraw-Hill, 2002.
MLA način citiranja (9. izdanje)
Lucas, Robert W. Customer Service: Skills and Concepts for Success. 2nd ed. Glencoe/McGraw-Hill, 2002.
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