Gaya APA

Birsner, E. Patricia. (). Practical guide to customer service management and operations (text). New York: AMACOM.

Gaya Chicago

Birsner, E. Patricia. Practical guide to customer service management and operations. text New York: AMACOM, . Tesis.

Gaya MLA

Birsner, E. Patricia. Practical guide to customer service management and operations. text New York: AMACOM, . Tesis.

Gaya Turabian

Birsner, E. Patricia. Practical guide to customer service management and operations. text New York: AMACOM, . Tesis.