Trivedy, R.K. <br/><br/>
River Pollution In India 

 - Delhi  Ashish Pub.  1990 
 - 294 p. 
<br/><br/> 19856 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Geography
<br/><br/><label>Dewey Class. No.: </label>614.77  / T