Keller, Edward A. . <br/><br/>
Environmental Geology /  Textual Documents 
Edward A. Keller. 
 - 4th ed. / 
 - Delhi :  CBS Publishers & Distributors ,  C 1985. 
 - xii, 480p. :  ill. ;  27cm . 
<br/><br/>Index 
<br/><br/><label>ISBN: </label> HB 
<br/><br/><label>Subjects--Index Terms: </label>Geology Environmental Geology Environment PG-Geology G-Geology 
<br/><br/><label>Dewey Class. No.: </label>551  / Ke 287 En