Cita APA (7a ed.)

Newell, F. (2000). Loyalty.com customer relationship management in the new era of internet marketing. McGraw-Hill.

Cita Chicago Style (17a ed.)

Newell, Frederick. Loyalty.com Customer Relationship Management in the New Era of Internet Marketing. McGraw-Hill, 2000.

Cita MLA (8a ed.)

Newell, Frederick. Loyalty.com Customer Relationship Management in the New Era of Internet Marketing. McGraw-Hill, 2000.