Wortman, Camille et el <br/><br/>
PSYCHOLOGY 

 - 5th ed. 
 - New York  McGraw-Hill College  1999 
 - xii,632p 
<br/><br/><label>ISBN: </label>0-07-071931-4 
<br/><br/><label>LC Class. No.: </label>BF121  / .W67.1999