Ehelers.V.M. & Steel.E.W. <br/><br/>
Munucipal And Rural Sanitation. 

 - 4th Ed. 
 -  Tata McGraw-Hill Publishing Company Limited  1950 
 - 548p.  22 cm. 
<br/><br/><br/>Text in English 
<br/><br/><label>Subjects--Facted Index Terms: </label><br/>CIVI
<br/><br/><label>Index Terms--Genre/Form: </label><br/>C-12
<br/><br/><label>Dewey Class. No.: </label>627  / EHE