BHARAT SINGH;GUPTA D.L <br/><br/>
ELEMENTS OF WATER SUPPLY AND SANITARY ENGINEERING 

 - Third 
 - LUDHIANA  KATSON  PUBLICATION  1980 
 - 202+172 
<br/><br/><label>Subjects--Topical Terms: </label><br/>"Environmental engineering,Sanitary and Muncipal Engg,Impact assessment"
<br/><br/><label>Dewey Class. No.: </label>628