Zeithaml, V. A., Bitner, M. J., & Gremler, D. D. (2006). Services marketing: Integrating customer focus across the firm (4th ed.). McGraw-Hill/Irwin.
Цитирование в стиле Чикаго (17-е изд.)Zeithaml, Valarie A., Mary Jo Bitner, и Dwayne D. Gremler. Services Marketing: Integrating Customer Focus Across the Firm. 4th ed. Boston: McGraw-Hill/Irwin, 2006.
Цитирование MLA (9-е изд.)Zeithaml, Valarie A., et al. Services Marketing: Integrating Customer Focus Across the Firm. 4th ed. McGraw-Hill/Irwin, 2006.
Предупреждение: эти цитированмия не могут быть всегда правильны на 100%.