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  1. 1

    World Resources 1990-91. A report by the World Resources Institute in collaboration with UNEPand UNDP.

    Baskı/Yayın Bilgisi 1990
    Kitap

    World Resources 1990-91. A report by the World Resources Institute in collaboration with UNEPand UNDP.
  2. 2

    World resources 1987 an assessment of the resource base that support the global economy, eight data table for 146 countries.

    Baskı/Yayın Bilgisi 1987
    Kitap

    World resources 1987 an assessment of the resource base that support the global economy, eight data table for 146 countries.

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