Waldeck, Jennifer H., Business and professional communication in a digital age / Jennifer H. Waldeck, Patricia Kearney and Timothy G. Plax. - Australia : South-Western, Cengage Learning, c2013. - xx, 377 p. : ill. ; 26 cm. ISBN: 9781133309840 Subjects--Topical Terms: Business communication. LC Class. No.: HF5718 / .W353 2013