Christopherson, Robert W. <br/><br/>
Geosystems :  an introduction to physical geography / 
Robert W. Christopherson. 
 - 4th ed. 
 - Upper Saddle River, NJ :  Prentice Hall,  c2000. 
 - xix, 626, [50] p. :  col. ill., col. maps ;  29 cm. +  1 CD-ROM (4 3/4 in.) 
<br/><br/><label>ISBN: </label>0130108456 
<br/><br/><label>LCCN: </label>2009379459 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Physical geography.
<br/><br/><label>LC Class. No.: </label>GB54.5  / .C48 2000