Lovelock, C., Wirtz, J., & Chatterjee, J. (2007). Services marketing (5th ed.). Pearson Education.
Chicago-viite (17. p.)Lovelock, Christopher, Jochen Wirtz, ja Jayanta Chatterjee. Services Marketing. 5th ed. New Delhi: Pearson Education, 2007.
MLA-viite (9. p.)Lovelock, Christopher, et al. Services Marketing. 5th ed. Pearson Education, 2007.
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