Christopherson R W <br/><br/>
Elemental geosystems 

 - Ed 2 
 - NJ  Prentice Hall          1998 
 - xvii, 534p  cm. 
<br/><br/><label>ISBN: </label>0137435355 
<br/><br/><label>Source: </label> General Book 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Physical Geography
<br/><br/><label>Dewey Class. No.: </label>U2, N8/TD