Dyfyniad APA

Wirtz, J., & Chew, P. (2012). Essentials of services marketing. Singapore; New York: Pearson Education South Asia Pte Ltd.

Dyfyniad Arddull Chicago

Wirtz, Jochen, và Patricia Chew. Essentials of Services Marketing. Singapore; New York: Pearson Education South Asia Pte Ltd, 2012.

Dyfyniad MLA

Wirtz, Jochen, và Patricia Chew. Essentials of Services Marketing. Singapore; New York: Pearson Education South Asia Pte Ltd, 2012.

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