Purohit, Shrinath <br/><br/>
A Text Book Of Environmental Sciences / 
Shrinath Purohit ; Q J Shammi ; A K Agarwal 
 - Jodhpur:  Student Edition,  2004. 
 - 397p 
<br/><br/><label>ISBN: </label>8188826146 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Botany
<br/><br/><label>Dewey Class. No.: </label>333.7  / PUR/T