APA (7e ed.) Bronvermelding

Zeithaml,Valarie A, & Bitner, M. J. G. (2019). Services Marketing (7th.). McGraw Hill Education.

Chicago (17e ed.) Bronvermelding

Zeithaml,Valarie A, en Mary Jo; Gremler Bitner. Services Marketing. 7th. Chennai: McGraw Hill Education, 2019.

MLA (9e ed.) Bronvermelding

Zeithaml,Valarie A, en Mary Jo; Gremler Bitner. Services Marketing. 7th. McGraw Hill Education, 2019.

Let op: Deze citaties zijn niet altijd 100% accuraat.