Enid Blyton <br/><br/>
The Secret Seven 4 Secret Seven on The Trail 

 -  Hodder Children's Books  2015 
 - 114  Paper Pack 
<br/><br/><label>ISBN: </label>9780340893104 
<br/><br/><label>Subjects--Topical Terms: </label><br/>English Literature
<br/><br/><label>Dewey Class. No.: </label>820 Q5 BLY