"Maurice Gee" <br/><br/>
Under the mountain 

 -  Harmondworth, Middlesex : Puffin Books, 1982, c1979.  1979 
 - 158 
<br/><br/><label>ISBN: </label>0140313893 
<br/><br/><label>Dewey Class. No.: </label>F823  / 3403