Cita APA (7th ed.)

Peel, J. (2002). CRM: Redefining customer relationship management. Digital Press.

Cita Chicago (17th ed.)

Peel, Jeffrey. CRM: Redefining Customer Relationship Management. Amsterdam: Digital Press, 2002.

Cita MLA (9th ed.)

Peel, Jeffrey. CRM: Redefining Customer Relationship Management. Digital Press, 2002.