DeVito, Joseph A., 1938- The essential elements of public speaking / Joseph A. DeVito. - 3rd ed. - Boston, MA : Pearson/Allyn and Bacon, c2009. - xxi, 329 p. : col. ill. ; 26 cm. Includes bibliographical references (p. [320]-323) and index. ISBN: 9780205543007 0205543006 Subjects--Topical Terms: Public speaking. Dewey Class. No.: 808.5/1