Rich, Linvil Gene,  1921- <br/><br/>
Environmental systems engineering / 
by Linvil G. Rich 
 - New York :  McGraw-Hill,  1973 
 - xiii, 448 p. :  ill. ;  24 cm. 
<br/><br/>Includes bibliographical references 
<br/><br/><label>ISBN: </label>0070522502 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Environmental engineering<br/>Sanitary engineering