THOMAS, WILLIAM A. <br/><br/>
INDICATORS OF ENVIRONMENTAL QUALITY 

 - S.E. 
 - S.L. Sin Pais  PLEN  1972 
 - 275 
<br/><br/><label>ISBN: </label>0306200112 
<br/><br/><label>LCCN: </label>14999 
<br/><br/><label>Dewey Class. No.: </label>628.5