Maiti S K <br/><br/>
Hand Book of Methods in Environmental Studies 
Maiti S K 
 - Jaipur  ABD Publishers  2003 
 - P250 
<br/><br/><label>ISBN: </label>8185771588 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Methods in Environmental Studies
<br/><br/><label>Dewey Class. No.: </label>628 M232H