Delaney, Joseph <br/><br/>
Clash of the demons / 
Joseph Delaney ; illustrations by Patrick Arrasmith. 
 - New York :  Greenwillow Books,  c2009. 
 - 395 p. ; 21 cm. 
 - The Last Apprentice ; bk.6 .
<br/><br/><label>ISBN: </label>9780061344640