Tyagi, Anil <br/><br/>
Trueman's specific series UGC NET/SET environmental science  environmental Science 
Anil Tyagi and Virendra Singh 
 - New Delhi  Danika   2014 
 - 568p. 
<br/><br/><label>ISBN: </label>9788189301446 
<br/><br/><label>Subjects--Index Terms: </label>UGC NET - environmental science 
<br/><br/><label>Universal Decimal Class. No.: </label>(079.1):502/504  / TYA"2014"