Environmental geology   
ed by Frederick Betz Jr 
 - Stroudsburg  Dowden, Hutchinson & Ross  1975 
 - xv,390p. 
 - Benchmark papers in geology  25) .
<br/><br/><label>ISBN: </label>0470071702 
<br/><br/><label>Dewey Class. No.: </label>301.31  / N75