Gaya APA

Lovelock, C., Wright, L. (2002). Principles of Service Marketing And Management Ed. 2 (Ed. 2). Amerika: Prentice Hall.

Gaya MLA

Lovelock, Christoper., Wright, Lauren. "Principles of Service Marketing And Management Ed. 2". Ed. 2 Amerika: Prentice Hall, 2002. Text.