_pocket Guide to APA style(3rd ed) Robert Perrin  

 - Boston Wardsworth 2009  
<br/><br/> Includes index.  
<br/><br/><label>ISBN: </label>7.8057420119e+012 
<br/><br/><label>Subjects--Topical Terms: </label><br/>_Electronic sources 
<br/><br/><label>LC Class. No.: </label>BF 76.7 .P47 2009