Valenti, Jack. Speak up with confidence : how to prepare, learn, and deliver effective speeches / Jack Valenti. - 1st ed. - New York : Morrow, 1982. - 152 p. ; 23 cm. ISBN: 0688011748 : $10.50 LCCN: 81022505 Subjects--Topical Terms: Public speaking. LC Class. No.: PN 4121 / .V28 1982