Roebuck, D. B., & McKenney, M. A. (2005). Improving business communication skills (4th ed.). Pearson Education.
Citace podle Chicago (17th ed.)Roebuck, Deborah Britt, a Mary Ann McKenney. Improving Business Communication Skills. 4th ed. Upper Saddle, New Jersey: Pearson Education, 2005.
Citace podle MLA (9th ed.)Roebuck, Deborah Britt, a Mary Ann McKenney. Improving Business Communication Skills. 4th ed. Pearson Education, 2005.
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