Prosocial behavior 
edited by Margaret S. Clark 
 - London  Sage Publications  1990 
 - 327 p. ; 23 cm. 
 - Review of personality and social psychology  12 .
<br/><br/><label>ISBN: </label>0803940718 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Interpersonal relations