"Jeremy Strong","Nigel Hinton"," Nick Sharratt (Illustrator)"," Anne Sharpe (Illustrator)"," Anne Sharpe (Illustrator)" <br/><br/>
Beaver Towers 

 - London  Penguin Putnam,Puffin Books,  1997 
 - 150 
<br/><br/><label>ISBN: </label>9780140383898 
<br/><br/><label>Dewey Class. No.: </label>F823  / 2785