Air quality criteria for sulfur oxides 
U.S. Department of Health, Education, and Welfare, Public Health Service, Consumer Protection and Environmental Health Service, National Air Pollution Control Administration 
 - Washington, DC  National Air Pollution Control Administration  1969 
 - XI, 178 S.  graph. Darst.  27 cm 
 - National Air Pollution Control Administration publication  50 .
 - National Air Pollution Control Administration publication  United States  50 .
<br/><br/> "January 1969"  Includes bibliographies 
<br/><br/><label>LCCN: </label>79601692  
<br/><br/><label>Subjects--Topical Terms: </label><br/>Air quality--Standards.<br/>Sulfur oxides<br/>Air quality--Standards<br/>Sulfur oxides
<br/><br/><label>LC Class. No.: </label>TD 881  / .U56 
<br/><br/><label>Dewey Class. No.: </label>628/.53/2