Tripathi, A.K.  <br/><br/>
Water pollution 

 - New Delhi:   Ashish Publishing House,  1990. 
 - ix,326p.:illu. 
<br/><br/>includes bibliography and index 
<br/><br/><label>ISBN: </label>81 7024 267 3 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Social problems<br/>Sanitary engineering<br/>Water pollution<br/>Sanitation
<br/><br/><label>Dewey Class. No.: </label>363.7394 T835w /1990