Trivedi, P.R. and Raj, Gurdeep <br/><br/>
Encyclopaedia of environmental sciences 

 - New Delhi  Akashdeep publishing  1992 
 - vi,311p.  V.8 
<br/><br/><label>ISBN: </label>817158263X 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Encyclopaedia<br/>Environmental sciences-Encyclopaedia
<br/><br/><label>Dewey Class. No.: </label>333.703  / TRI