Cita APA (7a ed.)

Sharp, D. E. (2003). Customer relationship management systems handbook (1st edition.). Auerbach Publications.

Cita Chicago Style (17a ed.)

Sharp, Duane E. Customer Relationship Management Systems Handbook. 1st edition. Boca Raton: Auerbach Publications, 2003.

Cita MLA (9a ed.)

Sharp, Duane E. Customer Relationship Management Systems Handbook. 1st edition. Auerbach Publications, 2003.