Peterson's <br/><br/>
Peterson's master the CLEP*. 

 - 12th ed 
 - New York  Peterson's Publishing  2011 
 - xii, 471 p  cm 
<br/><br/><label>ISBN: </label>9780768933802 
<br/><br/><label>Dewey Class. No.: </label>378.1662 CLE