APA (7 वां संस्करण) प्रशस्ति पत्र

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

शिकागो शैली (17वां संस्करण) प्रशस्ति पत्र

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

एमएलए (9वां संस्करण) प्रशस्ति पत्र

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