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M345P
           Markendey, Dilip Kumar
               Prakriti paryavaran pradushan evam niyantran \ Dilip Kumar Markendey Samundri pradushan tritya khand - Delhi : A.P.H. Publishing, 1999.
               149pg, - Vrihatkosh Sharankhala .
                ISBN: 81-7648-053-3

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                Subjects: POLLUTION- INDIA; NATURE; HUMAN ECOLOGY.