Plummer, Charles C. <br/><br/>
Physical geology /. 
Charles C. Plummer , David  McGeary and Diane H. Carlson 
 - 8th ed. 
 - New York :  The McGraw-Hill  C1998 
 - 242p.  28cm. 
<br/><br/><label>ISBN: </label>0072340207 
<br/><br/><label>Dewey Class. No.: </label>551