Cita APA (7a ed.)

Ober, S. (2009). Contemporary business communication (7th ed.). South-Western.

Cita Chicago Style (17a ed.)

Ober, Scot. Contemporary Business Communication. 7th ed. Mason: South-Western, 2009.

Cita MLA (9a ed.)

Ober, Scot. Contemporary Business Communication. 7th ed. South-Western, 2009.