Environmental management  : physio-ecological facets 
edited by R. K. Rai 
 - Jaipur  Rawat publications  1992 
 -  2 vols. set 
<br/><br/> HB 
<br/><br/><br/>Eng 
<br/><br/><label>ISBN: </label>8170331548 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Environmental policy<br/>Air-Pollution<br/>Water-Pollution
<br/><br/><label>Dewey Class. No.: </label>301.31  / ENV