Raj, Gurdeep;  <br/><br/>
Man and Environment 
Gurdeep; Raj 
 - New Delhi  Akashdeep Publishing House  c1992. 
 - 304p. : 
<br/><br/><label>ISBN: </label>8171582311 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Pollution--General
<br/><br/><label>Dewey Class. No.: </label>363.73 TRI