Ehlers, Victor M. and Steel, Ernest W. <br/><br/>
Municipal and rural sanitation 

 - 5th ed. 
 - London  Mcgraw Hill Book Company  1958 
 - xii,596p. 
<br/><br/><label>ISBN: </label> 33.75 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Engineering<br/>Sanitation engineering
<br/><br/><label>Dewey Class. No.: </label>628  / EHL