Cita APA (7a ed.)

Bender, P. S. (1976). Design and operation of customer service systems. AMACOM.

Cita Chicago Style (17a ed.)

Bender, Paul S. Design and Operation of Customer Service Systems. New York: AMACOM, 1976.

Cita MLA (9a ed.)

Bender, Paul S. Design and Operation of Customer Service Systems. AMACOM, 1976.