Nagel, Rob. <br/><br/>
UXL encyclopedia of landforms and other geologic features/ 
Rob Nagel. 
 - Detroit; New York:  Thomson.  2004. 
 - xxviii, 314 pages :   color illustrations, color maps ;   25 cm. 
<br/><br/><label>ISBN: </label>9780787676711  
<br/><br/><label>Subjects--Topical Terms: </label><br/>Landforms--Encyclopedias, Juvenile. <br/>Physical geography --Encyclopedias, Juvenile.     --  
<br/><br/><label>LC Class. No.: </label>GB406  / NAG 2004