Jaffe, Clella Iles Public speaking : concepts and skills for a diverse society / by Clella Iles Jaffe - 8th ed. - Delhi : Cengage Learning India Private Limited, 2018. - xii, 325 p. : illustrations ; 26cm. Includes bibliographical references and index. ISBN: 9789386858849 Dewey Class. No.: 808.51 / JAF/P