APA (7. basım) Alıntı

Peppers. Don ; Rogers, M. (2005). Return on Customer. Happer Business.

Chicago Style (17. basım) Atıf

Peppers. Don ; Rogers, Martha. Return on Customer. New York: Happer Business, 2005.

MLA (9th ed.) Atıf

Peppers. Don ; Rogers, Martha. Return on Customer. Happer Business, 2005.