Geronimo Stilton:  who stole the Mona Lisa?/ 
Geronimo Stilton. 
 - New York:  Papercutz,  2010. 
 - 55 p. 
<br/><br/><label>ISBN: </label>9781597072229 
<br/><br/><label>Dewey Class. No.: </label>FIC St578 2010