Tiwari, Vijay Kumar <br/><br/>
A textbook of enviromental studies 
/ by Vijay Kumar Tiwari 
 - 1st ed, rep. 
 - Mumbai:  Himalaya Publishing House,  2014. 
 - 432p. 
<br/><br/><label>ISBN: </label>9788184886405 
<br/><br/><label>Dewey Class. No.: </label>333.707  / TIW/A