Citazione APA

Sharp, D. E. (2003). Call Center Operation: Design, operation, and maintenance. Amsterdam: Digital Press.

Stile di citazione Chicago

Sharp, Duane E. Call Center Operation: Design, Operation, and Maintenance. Amsterdam: Digital Press, 2003.

Citazione MLA

Sharp, Duane E. Call Center Operation: Design, Operation, and Maintenance. Amsterdam: Digital Press, 2003.

Attenzione: Queste citazioni potrebbero non essere precise al 100%.