Landy, Derek. <br/><br/>
Dark days / 
by Derek Landy. 
 - 1st ed. 
 - London :  HarperCollins Children's Books,  2010. 
 - 414 p. ;  20 cm. 
 - Skulduggery Pleasant ;  bk.4 .
 - Landy, Derek.  Skulduggery Pleasant ;  4. .
<br/><br/> 4.8  Follett Library Resources.  5-8.  5-8  Follett Library Resources. 
<br/><br/><label>ISBN: </label>0007325975 9780007325979 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Magic--Juvenile fiction.<br/>Fantasy.<br/>Magic--Fiction.<br/>Magic--Fiction.
<br/><br/><label>Index Terms--Genre/Form: </label><br/>Fantastic fiction.<br/>Fantastic fiction.
<br/><br/><label>Dewey Class. No.: </label>F LAN /O