Principles and types of speech communication / Bruce E. Gronbeck ... [et al.]. - 12th ed. - p. cm. Includes bibliographical references and index. ISBN: 0673468046 LCCN: 93036231 Subjects--Topical Terms: Public speaking. LC Class. No.: PN4121 / .P72 1993 Dewey Class. No.: 808.5/1