APA-viite (7. p.)

Zemke, R., & Woods, J. A. (1999). Best practices in customer service (1st AMACOM ed.). AMACOM.

Chicago-viite (17. p.)

Zemke, Ron, ja John A. Woods. Best Practices in Customer Service. 1st AMACOM ed. New York: AMACOM, 1999.

MLA-viite (9. p.)

Zemke, Ron, ja John A. Woods. Best Practices in Customer Service. 1st AMACOM ed. AMACOM, 1999.