Von Ziegesar, Cecily <br/><br/>
Love the one you're with / 
Cecily Von Ziegesar ; written by Annabelle Vestry. 
 - New York :  Little Brown & Company,  c2009. 
 - 213 p. ; 20 cm. 
 - Gossip girl ; the carlyles .
<br/><br/><label>ISBN: </label>9780316020671