Cavendish, Grace. <br/><br/>
The Lady Grace mysteries :   Keys / 
by Grace,Cavendish. 
 - 1st ed. 
 - Great Britain :  Random House Childresn's Book,  2009. 
 - 196 p.  20 cm. 
<br/><br/><label>ISBN: </label>9781862304215 (pbk.) 
<br/><br/><label>Dewey Class. No.: </label>823.914	  / CAV