Devito, Joseph A. The elements of public speaking/ Joseph A. Devito - N. Y. : Longman, c1997. - xxv, 486 p. : colored illustration ; 25 cm. Includes bibliographical references and index. ISBN: 0-673-98008-1. Subjects--Topical Terms: 1. Public Speaking. Dewey Class. No.: Circ. 808.51 D496e 1997