Lovelock, C. (2011). Services marketing: People, technology, strategy 7th ed. Pearson.
Lua i Stíl Chicago (17ú heag.)Lovelock, Christopher. Services Marketing: People, Technology, Strategy 7th Ed. Pearson, 2011.
Lua MLA (8ú heag.)Lovelock, Christopher. Services Marketing: People, Technology, Strategy 7th Ed. Pearson, 2011.
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