Swarajya Lakshmi, G. <br/><br/>
Environmental science :  a practical manual 

 - Hyderabad:  B S Publications,  2010. 
 - xi, 128 p. 
<br/><br/><label>ISBN: </label>9788178002286 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Biodiversity<br/>Environmental sciences<br/>Human ecology
<br/><br/><label>Dewey Class. No.: </label>628 SWA