Brown, G.C. <br/><br/>
The inaccessible earth 

 - London  George, Allen & Unwin  1981 
 - 235  p. 
<br/><br/><label>ISBN: </label>0-04-550028-2 
<br/><br/><label>Dewey Class. No.: </label>CIR  551.11 B81 1981