The Power of the Earth 

 - Enderby:  Orbis publishing ltd.,  1991. 
 - 94p.;  28cm 
<br/><br/><label>ISBN: </label>1856050920 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Knowledge
<br/><br/><label>Dewey Class. No.: </label>304.2  / POW