Dyfyniad APA

Valarie A., Z., Mary, J. B., & Dwayne D., G. (2021). Services Marketing: Intergrating Customer Focus Across the Firm. McGraw Hall.

Dyfyniad Arddull Chicago

Valarie A., Zeithaml, Jo Bitner Mary, và Gremler Dwayne D. Services Marketing: Intergrating Customer Focus Across the Firm. McGraw Hall, 2021.

Dyfyniad MLA

Valarie A., Zeithaml, Jo Bitner Mary, và Gremler Dwayne D. Services Marketing: Intergrating Customer Focus Across the Firm. McGraw Hall, 2021.

Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.