Trivedi, P. R. <br/><br/>
Environmental pollution and control 
by P. R. Trivedi 
 - New Delhi  A P H Publishing Cor.  2012 
 - 161p. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Environmental pollution
<br/><br/><label>Dewey Class. No.: </label>363.73  / RTI/E