Nix, Garth. <br/><br/>
Superior Saturday / 
Garth Nix. 
 - New York ;  Scholastic,  [2010], c2008. 
 - 278 p  20 cm.  
 - Keys to the kingdom ; 6 .
 - Nix, Garth.  Keys to the kingdom  ;  bk. 6 ;  bk. 6. .
<br/><br/> Even as he grows stronger and closer to discovering the secret of his identity, Arthur must face further dangers and conflicts as he struggles to attain the Sixth Key from the powerful Saturday. 
<br/><br/> "RL5 009-up"--P. [4] of cover. 
<br/><br/><label>ISBN: </label>0439436591 (pbk.) 9780439436595 (pbk.) 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Penhaligon, Arthur (Fictitious character)--Juvenile fiction.<br/>Identity (Psychology)--Juvenile fiction.<br/>Magic--Juvenile fiction.<br/>Space and time--Juvenile fiction.
<br/><br/><label>Index Terms--Genre/Form: </label><br/>Fantasy fiction.