Cita APA (7th ed.)

Roebuck, D. B., & McKenney, M. A. (2005). Improving business communication skills (4th ed.). Pearson Education.

Cita Chicago (17th ed.)

Roebuck, Deborah Britt, i Mary Ann McKenney. Improving Business Communication Skills. 4th ed. Upper Saddle, New Jersey: Pearson Education, 2005.

Cita MLA (9th ed.)

Roebuck, Deborah Britt, i Mary Ann McKenney. Improving Business Communication Skills. 4th ed. Pearson Education, 2005.

Atenció: Aquestes cites poden no estar 100% correctes.