Roebuck, D. B., & McKenney, M. A. (2005). Improving business communication skills (4th ed.). Pearson Education.
Chicago-čujuhus (17. p.)Roebuck, Deborah Britt, juo Mary Ann McKenney. Improving Business Communication Skills. 4th ed. Upper Saddle, New Jersey: Pearson Education, 2005.
MLA-čujuhus (9. p.)Roebuck, Deborah Britt, juo Mary Ann McKenney. Improving Business Communication Skills. 4th ed. Pearson Education, 2005.
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.