MATTHEWS, William H. et al <br/><br/>
Investigating the Earth 

 - 3rd Ed, 
 - Atlanta  Houghton Mifflin Company  1978 
 - xv, 557p 
<br/><br/><label>ISBN: </label>0-395-24690-3 
<br/><br/><label>Dewey Class. No.: </label>525