Schroeder, Joel. The power of positivity : eighty ways to energize your life / Joel Schroeder & Ruth Schroeder. - Mission, KS : SkillPath Publications, c1997. - viii, 90 p. ; 22 cm. Includes bibliographical references (p. 89-90). ISBN: 1572940689 9781572940680 LCCN: 96069969 Subjects--Topical Terms: Attitude (Psychology)Attitude change. LC Class. No.: BF327 / .S37 1997 Dewey Class. No.: 158.1