London, C. Alexander <br/><br/>
Doublecross mission Hindenburg 
 The 39 clues 

 - New York :  Scholastic,   2015 
 - 190 p. : 
 - The 39 clues ;  2 .
<br/><br/><label>ISBN: </label>9780545767439 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Clues--Juvenile fiction