Ambasht, R.S. <br/><br/>
Environment and pollution  an ecological approach 

 - 4th ed. 
 - New Delhi  CBS  1990 
 - xii,323p.  22cm 
<br/><br/><label>ISBN: </label>8123912234 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Environmental Pollution
<br/><br/><label>Dewey Class. No.: </label>363.73  / AMB