Guffey, M. E. (2000). Business communication: Process and product (3rd ed.). Cincinnati: South-Western College.
Chicago-stil citatGuffey, Mary Ellen. Business Communication: Process and Product. 3rd ed. Cincinnati: South-Western College, 2000.
MLA-referensGuffey, Mary Ellen. Business Communication: Process and Product. 3rd ed. Cincinnati: South-Western College, 2000.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.