Indicators of environmental quality :  proceedings of a symposium held during the AAAS meeting in Philadelphia, Pennsylvania, December 26-31, 1971 / 
edited by William A. Thomas. 
 - New York :  Plenum Pub. Corp.,  1975, c1972. 
 - x, 275 p. :  ill. ;  23 cm. 
<br/><br/> "A Plenum/Rosetta edition." 
<br/><br/>Includes bibliographies and index. 
<br/><br/><label>ISBN: </label>0306200112 
<br/><br/><label>LCCN: </label>74026784  
<br/><br/><label>Subjects--Topical Terms: </label><br/>Pollution--Measurement--Congresses.<br/>Air quality--Congresses.<br/>Environmental indicators--Congresses.
<br/><br/><label>LC Class. No.: </label>TD172.5  / .I5 1975 
<br/><br/><label>Dewey Class. No.: </label>628.5 IND 1972