Lloyd, Sam R. Developing positive assertiveness / Sam R. Lloyd. - 3rd ed. - Menlo Park, Calif. : Crisp Learning, c2002. - x, 109 p. : ill. ; 26 cm. - A Fifty-Minute series book . - Fifty-Minute series. . Includes bibliographical references (p. 106). ISBN: 1560526009 (pbk.) LCCN: 2001086379 Subjects--Topical Terms: Assertiveness (Psychology)Assertiveness training.Change (Psychology)Interpersonal communication. LC Class. No.: AC BF 575.A85 / 2002