Water quality statistics of India 1988 and 1989 

 - Delhi  Central Pollution Control Board  1990 
 - 257p. 
 - Monitoring of Indian national aquatic resources series: Minars/5/1990-91 .
<br/><br/><label>Subjects--Topical Terms: </label><br/>Water pollution - India<br/>Water pollution<br/>Pollution
<br/><br/><label>Dewey Class. No.: </label>O91x54 W343