Yancey, Rick. <br/><br/>
The extraordinary adventures of alfred kropp / 
by Rick Yancey. 
 - London :  Bloomsbury Children's Books,  2006. 
 - 339 p. : ;  16 cm. 
<br/><br/><label>ISBN: </label>0747584397 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Action adventure--Fiction.<br/>Excalibur--Fiction.<br/>Modern knights--Fiction.