Khan, T. N. <br/><br/>
Environmenta science / 
By T. N. Khan 
 - 1st rep. 
 - Kolkata :  B. M. Publication,  2004. 
 - 428 p.; 
<br/><br/><label>ISBN: </label> INR 150.00 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Environment 
<br/><br/><label>Dewey Class. No.: </label>333.7  / KHA