Keller, Edward A. <br/><br/>
Environmental geology/ 
Edward A. Keller 
 - 4th ed. 
 - Delhi:  Charles E. Merril Publishing Company,  c1985. 
 - xii,580 p.:  27 cm. 
<br/><br/> Includes index. 
<br/><br/>
<br/><br/><br/>English 
<br/><br/><label>ISBN: </label>0675203732 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Environmental geology<br/>Land use
<br/><br/><label>Dewey Class. No.: </label>304.2/KEE