Blyton, Enid. <br/><br/>
The mystery of the hidden house  Enid Blyton / 
Enid Blyton ; text illustrations by Mary Gernat. 
 - London :  Granada,  1979. 
 - 156 sider :  ill. ;  17 cm. 
<br/><br/><label>ISBN: </label>058330012X 
<br/><br/><label>Subjects--Topical Terms: </label><br/>English fiction.