Lovelock, C., & Wirtz, J. (2011). Service marketing: People, technology, strategy (7th ed.). Pearson.
Chicago-čujuhus (17. p.)Lovelock, Christopher, juo Jochen Wirtz. Service Marketing: People, Technology, Strategy. 7th ed. Boston: Pearson, 2011.
MLA-čujuhus (9. p.)Lovelock, Christopher, juo Jochen Wirtz. Service Marketing: People, Technology, Strategy. 7th ed. Pearson, 2011.
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.