Shepard, Sara     <br/><br/>
Heartless   
Sara Shepard 
 - 1st ed. 
 - New York   HarperTeen  2010 
 - 274 p.   22 cm. 
 - Pretty Little Liars   Book 7 . <br/><br/> After high school juniors Spencer, Emily, Hanna, and Aria think they have seen Ali, their missing and presumed dead friend, they pursue clues from a mysterious stalker, trying to find out if she is still alive. 
<br/><br/><label>ISBN: </label>9780061566141  
<br/><br/><label>LCCN: </label>2009044190 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Friendship<br/>Secrets<br/>Conduct of life<br/>High schools<br/>Schools<br/>Mystery and detective stories.
<br/><br/><label>Dewey Class. No.: </label>yShe   75