Hasling, John. The audience, the message, the speaker / John Hasling. - 6th ed. - Boston, Mass. : McGraw Hill, 1998. - xvi, 222 p. : ill. ; 24 cm. Includes bibliographical references and index. ISBN: 0070270279 RM77.43 LCCN: 97-010840 Subjects--Topical Terms: Public speaking.