Citazione APA

Guffey, M. E. (2000). Business communication: Process and product (3rd ed.). Cincinnati: South-Western College.

Stile di citazione Chicago

Guffey, Mary Ellen. Business Communication: Process and Product. 3rd ed. Cincinnati: South-Western College, 2000.

Citazione MLA

Guffey, Mary Ellen. Business Communication: Process and Product. 3rd ed. Cincinnati: South-Western College, 2000.

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