Bethea, Robert M. <br/><br/>
Air pollution control technology :  an engineering analysis point of view / 
Robert M. Bethea. 
 - New York :  Van Nostrand Reihold Company,  1978. 
 - 449 p. :  ill. ;  24 cm. 
<br/><br/>Includes bibliography. 
<br/><br/><label>ISBN: </label>0442207158 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Air--Pollution.<br/>Air--Purification--Equipment and supplies.<br/>Environmental engineering.