Roy, A. K. and others <br/><br/>
Low cost on site snitation 

 - India  ; All India Council For Technical Education  , 1992 
 - 36p. 
<br/><br/><label>ISBN: </label> 95 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Sanitary Engineering
<br/><br/><label>Dewey Class. No.: </label>628  / ROY