Ehlers, Victor Marcus,  1884-1959. <br/><br/>
Municipal and rural sanitation / 
by Victor M. Ehlers and Ernest W. Steel. 
 - 6th ed. 
 - New York :  McGraw-Hill Book,  1965. 
 - xiv, 663 p. :  ill. ;  24 cm. 
<br/><br/><label>ISBN: </label>0700190895 
<br/><br/><label>LCCN: </label>64-018401 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Sanitation.<br/>Sanitary engineering.<br/>Public health.<br/>Rural health.<br/>Hygiene, Public.<br/>Hygiene, Rural.