By Singh, P P <br/><br/>
Environment and pollution education 

 - 1st 
 - New Delhi  Deep & Deep Publications  2005 
 - xiv; 434p. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Measuring environmental effects Environmental policy of India
<br/><br/><label>Dewey Class. No.: </label>333.707  / SIN