APA citiranje

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

Trích dẫn kiểu Chicago

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

MLA citiranje

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

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