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  1. 1
    per Hyde, William F.
    Publicat 1980
    Llibre

    Timber supply, land allocation, and economic efficiency
  2. 2
    Publicat 1977
    Llibre

    Research in forest economics and forest policy papers resulting from a symposium on research in forest economics and forest policy, Resources for the Future, January 13 and 14, 1977, Washington, D.C.
  3. 3
    per Held, R. Burnell
    Publicat 1965
    Llibre

    Soil conservation in perspective
  4. 4
    Publicat 1961
    Llibre

    Comparisons in resource management six notable programs in other countries and their possible U.S. application
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