Cita APA (7a ed.)

Sewell, C., & Brown, P. B. (1995). The golden rules of customer care: How to turn that one-time buyer into a super-loyal lifelong customer. Century.

Cita Chicago Style (17a ed.)

Sewell, Carl, y Paul B. Brown. The Golden Rules of Customer Care: How to Turn That One-time Buyer into a Super-loyal Lifelong Customer. London [etc.]: Century, 1995.

Cita MLA (9a ed.)

Sewell, Carl, y Paul B. Brown. The Golden Rules of Customer Care: How to Turn That One-time Buyer into a Super-loyal Lifelong Customer. Century, 1995.