Mahida, U. N. <br/><br/>
Water pollution and disposal of waste water on land 
U.N. Mahida 
 - New Delhi  Tata McGraw-Hill  1981 
 - 325p. 25cm 
<br/><br/><label>ISBN: </label>0070965277 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Water--Pollution