Environmental studies :

                                                                                                                
333.7097ENV
   Environmental studies : U.G.C. syllabus / .- Tiruchirappalli:Periyar E.V.R. College Alumni Association,2007.
  214p.;21cm (pbk)
  ISBN:     Rs. 40.00

  DBAD/PUB /ENG-99711/ EN-83243 /   40.00 /sign

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