Cita APA (7a ed.)

Bell, C. R., & Zemke, R. (1992). Managing knock your socks off service. AMACOM.

Cita Chicago Style (17a ed.)

Bell, Chip R., y Ron Zemke. Managing Knock Your Socks off Service. New York: AMACOM, 1992.

Cita MLA (8a ed.)

Bell, Chip R., y Ron Zemke. Managing Knock Your Socks off Service. AMACOM, 1992.