Swamy, Kovi Rama. <br/><br/>
Techniques of teaching environmental science / 
by Kovi Rama Swamy and edited by Digumarti bhaskara Rao. 
 - ed. 
 - New Delhi :  Sonali,  2006. 
 - 232 p. ;    cm. 
<br/><br/><label>ISBN: </label>9788184110357 :  US$25.00 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Teaching environmental science.