Asher, Spring. Cómo hacer presentaciones exitosas Spring Asher ; - Prentice-Hall Hispanoamericana 1998. - xiii, 224 p. ill. 24 cm. Includes index. ISBN: 9701700627 Subjects--Topical Terms: Business presentations LC Class. No.: HF5718.22 / .A84 1998 Dewey Class. No.: 658.4/52