India. Ministry of urban development <br/><br/>
Manual on sewerage and sewage treatment : part A: Engineer 

 - New Delhi  Central public health and environmental engineering organiza  2012 
 - v.p 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Sewerage
<br/><br/><label>Dewey Class. No.: </label>628.2 IND