Keller Edward A <br/><br/>
Environmental geology 

 - 2 
 - Columbus  Charles E Merrill Publishers        1979 
 - xii, 548p.  cm. 
<br/><br/> Appendix 523-527p. 
<br/><br/><label>Standard No.: </label>45808 
<br/><br/><label>Source: </label> Textual 
<br/><br/><label>Subjects--Topical Terms: </label><br/> Environmental protection<br/>Geology
<br/><br/><label>Dewey Class. No.: </label>H:(G:55), L9