Arora, S  . <br/><br/>
Fundamentals of environmental biology /  
S. Arora. 
 - New Delhi :   Kalyani Publishers ,   1985. 
 - 294p. :   table, fig. ;   23cm  1 Floppy .  
<br/><br/><label>ISBN: </label> Rs. 75.00 (Hb) 
<br/><br/><label>Subjects--Index Terms: </label>ENVIRONMENTAL BIOLOGY 
<br/><br/><label>Dewey Class. No.: </label>577  / ARO/F