Valenti, Jack. Speak up with confidence : : how to prepare, learn, and deliver effective speeches / [electronic resource] / Jack Valenti.. — 1st ed.. — New York : : Morrow,, 1982.. — 152 p. ; 23 cm. ISBN: 0688011748 : $10.50 9780688011741 LCCN: 81022505 Subjects--Topical Terms: Public speaking. LC Class. No.: PN4121 / .V28 1982 Dewey Class. No.: 808.5/1