Gaya APA

Zeithaml, Valarie A, Bitner Mary Jo, Gremler Dwayne D. (2009). Services marketing inteqrating customer focus across the firm (5th. Ed). America: Mcgraw Hill International Edition.

Gaya Chicago

Zeithaml, Valarie A, Bitner Mary Jo, Gremler Dwayne D. Services marketing inteqrating customer focus across the firm. 5th. Ed America: Mcgraw Hill International Edition, 2009. Text.

Gaya MLA

Zeithaml, Valarie A, Bitner Mary Jo, Gremler Dwayne D. Services marketing inteqrating customer focus across the firm. 5th. Ed America: Mcgraw Hill International Edition, 2009. Text.

Gaya Turabian

Zeithaml, Valarie A, Bitner Mary Jo, Gremler Dwayne D. Services marketing inteqrating customer focus across the firm. 5th. Ed America: Mcgraw Hill International Edition, 2009. Print.