APA-čujuhus (7. p.)
Lovelock, C., & Wirtz, C. (2007). Services marketing: People, technology, strategy (6th ed.). Pearson.
Chicago-čujuhus (17. p.)
Lovelock, Christopher, juo Christopher Wirtz. Services Marketing: People, Technology, Strategy. 6th ed. New Jersey: Pearson, 2007.
MLA-čujuhus (9. p.)
Lovelock, Christopher, juo Christopher Wirtz. Services Marketing: People, Technology, Strategy. 6th ed. Pearson, 2007.
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