Waldeck, Jennifer H. Business and professional communication in a digital age / Jennifer H. Waldeck, Patricia Kearney, Timothy G. Plax - Boston : Wadsworth, 2013 - xx, 377 p. : ill. (chiefly col.) ; 26 cm. Includes bibliographical references (p. 363-368) and index ISBN: 9780495807988 0495807982 Subjects--Topical Terms: Business communication