Osborn, Michael, 1937-. Public speaking / Michael Osborn, Suzanne Osborn. - Boston : Houghton Mifflin, c1991. - 488p. : ill. ; 24 cm. Includes bibliographies and index. ISBN: 0395572967 LCCN: 87080336 Subjects--Topical Terms: Public speaking. LC Class. No.: PN4121 PN4121 / .O8 / .O8 Dewey Class. No.: 808.5/1