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

 -  BS Publications  Hyderabad  2010 
 - viii, 133p  
<br/><br/> Includes bibliographical references 
<br/><br/><label>ISBN: </label>9788178002286 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Environmental science  Practical manual<br/>Manual(Practical)  Environmental science