Carolyn Keene and Frankline w.Dixon <br/><br/>
Nancy Drew and the Hardy Boys super mystery  

 - New York  Aladdin paper Back  2007 
 - 207 p. ; 18 cm. 
<br/><br/><label>ISBN: </label>9781416927266 
<br/><br/><label>Dewey Class. No.: </label>DIX