Lakshmi Ghantha <br/><br/>
Methods of teaching environment science 

 - New Delhi  Discovery Publishing House  2005 
 - 331p 
<br/><br/><label>ISBN: </label>978-8171418398 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Enviournment Science
<br/><br/><label>Dewey Class. No.: </label>372.8 LAKM