Air pollution control instrumentation  
/ Department of Science & Technology 
 - New Delhi:   Technology Information, Forecasting and Assessment Council,   1993 
 - 13p.  
 - Recommendation series  .
<br/><br/><label>Subjects--Topical Terms: </label><br/>Pollution 
<br/><br/><label>Universal Decimal Class. No.: </label>T 614.71:681.326.3  / N3