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  1. 1
    by Coscolluela, Rafael L.
    Published 2004
    Book

    Waging the environment war the Negros Occidental experience
  2. 2
    Published 1996
    Book

    The Philippine environmental quality report, 1990-1995
  3. 3
    by Owens, Susan E.
    Published 1991
    Book

    Environment, resources, and conservation
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