APA (7. basım) Alıntı

Guffey, M. E., & Loewy, D. (2010). Essentials of business communication (8th ed.). South-Western/Cengage Learning.

Chicago Style (17. basım) Atıf

Guffey, Mary Ellen, ve Dana Loewy. Essentials of Business Communication. 8th ed. Mason, Ohio: South-Western/Cengage Learning, 2010.

MLA (9th ed.) Atıf

Guffey, Mary Ellen, ve Dana Loewy. Essentials of Business Communication. 8th ed. South-Western/Cengage Learning, 2010.