Blyton, Enid <br/><br/>
The Mystery of the Spiteful Letters V. 4 

 - 1st 
 - London  Hodder Stoughton  2016 
 - 227 
<br/><br/><label>ISBN: </label> 199 
<br/><br/><label>Dewey Class. No.: </label>823/BLY