Kohn, Martin <br/><br/>
Social Competence, Symptoms and Underachivement in Childhood: A Longitudinal Perspective 
/ by Martin Kohn 
 - New York:  John Wiley & Sond Ltd.;  1977. 
 - 288p. 
<br/><br/><label>Dewey Class. No.: </label>155.418  / KOH/S