Martel, Myles. The persuasive edge : the executive's guide to speaking and presenting / Myles Martel. - rev. and expanded ed. - Englewood Cliffs, N.J. : Prentice-Hall, c1989. - 323 p. Originally published in different form as "Before you say a word". ISBN: 0130716138 LCCN: 90024019 Subjects--Topical Terms: Communication in management.