Bower, Sharon Anthony Asserting yourself : a practical guide for positive change / Sharon Anthony Bower, Gordon H. Bower - Reading, Massachusetts : Addison-Wesley , 1979 - xii, 244 p. ; 24 cm ISBN: 0201008386 Subjects--Topical Terms: Personalidad (psicología)--- Problemas LC Class. No.: BF 575 A85 / B68