Gronbeck, Bruce E. Principles and Types of Speech Communication / Bruce E. Gronbeck, Raymie E. McKerron, Douglas Ehninger and Alan H. Monroe. - Twelfth edition. - xix, 556 pages : color illustrations ; 24 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