Environmental science :   disinfection, desalination, composting / 
edited by R. K. Sinha 
 - New Delhi :  Commonwlth Pub.,  1994. 
 - 186 p.;  18 cm. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Environmental science
<br/><br/><label>Dewey Class. No.: </label>620.85  / ENV 1994