Blyton, Enid, <br/><br/>
Go ahead, secret seven :  Good work, secret Seven / 
 Secret seven 
Enid Blyton ; illustrated by Derek Lucas 
 - A Knight two-in-on special edition 
 - 191 pages :  illustrations ;  18 cm. 
 - Secret Seven ;  no.5 and no.6 .
 - Secret Seven ;  no.5 and no.6 .
<br/><br/><label>ISBN: </label>0340425989 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Children's stories<br/>English fiction