Cita APA (7a ed.)

Zeithaml, V. A. (2013). Services marketing: Integrating customer focus across the firm 7th ed. Mc GrawHill.

Cita Chicago Style (17a ed.)

Zeithaml, Valarie A. Services Marketing: Integrating Customer Focus Across the Firm 7th Ed. Mc GrawHill, 2013.

Cita MLA (8a ed.)

Zeithaml, Valarie A. Services Marketing: Integrating Customer Focus Across the Firm 7th Ed. Mc GrawHill, 2013.