Sarma,Hari Prasad <br/><br/>
Environmental Study 

 - Guwahati:  LBS Publication,  2012. 
 - 102 P:  15 C.M. 
<br/><br/><label>LC Class. No.: </label>711.37 
<br/><br/><label>Dewey Class. No.: </label>711.37  / 1