Stewart, Judith. <br/><br/>
Cómo actuar con seguridad 
Judith Stewart ; con ilustraciones de Shaun Williams. 
 - Barcelona  Paidós  1993. 
 - 143 p.  ill  22 cm. 
<br/><br/> Translation of: Well no one's ever complained before, or, How to be more assertive. 
<br/><br/>Bibliography: p. 143. 
<br/><br/><label>ISBN: </label>8475098460 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Assertiveness (Psychology)