Monitoring methods for toxics in the atmosphere / 
Ed. : Walter L. Zielinski, Jr., William D. Dorko 
 - Philadelphia, PA :  ASTM,  c1990 
 - 225 p. :  ill. ;  24 cm. 
 - ASTM special technical publication ;  1052. .
<br/><br/> Papers presented at the Conference on Recent Developments in Monitoring Methods for Toxics in the Atmosphere, held on 27-31 July, 1987 in Boulder, Colo. 
<br/><br/>Includes bibliographical references. 
<br/><br/><label>ISBN: </label>0803112718 
<br/><br/><label>LCCN: </label>89-027676 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Air--Pollution--Measurement--Congresses.<br/>Không khí<br/>Ô nhiễm không khí<br/>Environmental engineering<br/>Environmental chemistry
<br/><br/><label>LC Class. No.: </label>TD890  / .M66 1990 
<br/><br/><label>Dewey Class. No.: </label>628.53  / MON 1989