"Geraldine Taylor" <br/><br/>
Bella and Gertie, World Famous Private Detectives 

 - London, United Kingdom  ,Ladybird Books Ltd.  1997 
 - 24 
<br/><br/><label>ISBN: </label>9780721419145 
<br/><br/><label>Dewey Class. No.: </label>F823  / 1640