Environmental sciences :

                                                                                                                
363.7CHH
Chhatwal, Rajni Johar
   Environmental sciences : a systematic approach / by Rajni Johar Chhatwal.- 2nd rev. enl. ed.-New Delhi:UDH Publishers & Distributors,2011.
  xx,376p. :ill.;24cm(pbk)
  ISBN:9788185044873     Rs. 215.00  ISBN:8185044872     Rs. 215.00

  DBAD/PUB /ENG-104956/ EN-88489 /   215.00 /sign

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