Blyton, Enid <br/><br/>
Secret seven on the trail / 
by Enid Blyton 
 - Great Bitain :  Hodder Children's books ,  2004 . 
 - 138 p.  Paper Back 
<br/><br/><label>ISBN: </label>0340893109 
<br/><br/><label>Subjects--Topical Terms: </label><br/>English literature<br/>Adventure fiction<br/>Story
<br/><br/><label>Dewey Class. No.: </label>823.087  / ENI-S