Gabler, E Robert <br/><br/>
Essentials of physical geography 
Robert Gabler; James Petersen; L. Trapasso 
 - 8th ed 
 - New York  [publisher not identified]  2007 
 - xiv,658p 
<br/><br/><label>ISBN: </label>9780495105824 
<br/><br/><label>Dewey Class. No.: </label>910.02 GAB