American Psychological Association. <br/><br/>
Publication Manual of the American Psychological Association. 

 - 6th Ed. 
 - Washington,DC  American Psychological Association  2010 
 - xviii,272p.  cm, 
<br/><br/><label>ISBN: </label>1433805618 
<br/><br/><label>Dewey Class. No.: </label>808 PUB