Christopherson, Robert W. <br/><br/>
Elemental geosystems / 
Robert W. Christopherson. 
 - 5th ed. 
 - Upper Saddle River, N.J. :  Prentice Hall,  c2007. 
 - xix, 619 p. :  col.ill. ;  28 cm +  1 CD-ROM (4 3/4 in.). 
<br/><br/>Includes bibliographical references and index. 
<br/><br/><label>ISBN: </label>0131497022 (alk. paper) 
<br/><br/><label>LCCN: </label>2005037472 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Physical geography.
<br/><br/><label>Dewey Class. No.: </label>910.02  / CHR