Bovee, C. T. (2011). Business Communication Essentials (4th ed.). Pearson.
Lua i Stíl Chicago (17ú heag.)Bovee, Courtland; Thill. Business Communication Essentials. 4th ed. New Delhi: Pearson, 2011.
Lua MLA (9ú heag.)Bovee, Courtland; Thill. Business Communication Essentials. 4th ed. Pearson, 2011.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.