. . "Politique forestière États-Unis Bibliographie." . . "Forest policy United States Bibliography." . . "Conservation Foundation." . . "Forest policy United States Abstracts." . . "Forests and forestry." . . "Forêts et sylviculture États-Unis Résumés analytiques." . . "Natuurbehoud." . . "United States." . . "Forests and forestry United States Abstracts." . . "Forêts et sylviculture États-Unis Bibliographie." . . "Weyerhaeuser Company Foundation. Land Use Advisory Committee." . . "Forest policy." . . "Forêts États-Unis Bibliographie." . . "Forêts États-Unis Résumés analytiques." . . "Politique forestière États-Unis Résumés analytiques." . . "Forest land use : an annotated bibliography of policy, economic, and management issues, 1970-1980"@en . . "Forest land use : an annotated bibliography of policy, economic, and management issues, 1970-1980 : a Conservation Foundation report" . . . . . "Abstracts" . "Abstracts"@en . . . . . . . . . . . . . . . . "Forest land use an annotated bibliography of policy, economic, and management issues, 1970-1980 : a Conservation Foundation report"@en . "Bibliography" . "Bibliography"@en . . . . . . . . . "Forest land use : an annotated bibliogr. of policy, economic, and management issues, 1970-1980" . . . . . . . . . "Bossen." . . "Landgebruik." . . "Forests and forestry United States Bibliography." . .