Cita APA (7th ed.)

PAYNE, S. (1999). Delivering costumer service: How to win a competitiveedge through managing customer relationships.. Grolier International.

Cita Chicago (17th ed.)

PAYNE, Shelia. Delivering Costumer Service: How to Win a Competitiveedge Through Managing Customer Relationships.. Hongkong: Grolier International, 1999.

Cita MLA (9th ed.)

PAYNE, Shelia. Delivering Costumer Service: How to Win a Competitiveedge Through Managing Customer Relationships.. Grolier International, 1999.