(1995). Sustainable use of natural resources: A conceptual approach to sustainable management of natural resources in the context of development. Group for Development and Environment, Inst. of Geography, Univ. of Berne.
Chicago-Zitierstil (17. Ausg.)Sustainable Use of Natural Resources: A Conceptual Approach to Sustainable Management of Natural Resources in the Context of Development. Berne: Group for Development and Environment, Inst. of Geography, Univ. of Berne, 1995.
MLA-Zitierstil (9. Ausg.)Sustainable Use of Natural Resources: A Conceptual Approach to Sustainable Management of Natural Resources in the Context of Development. Group for Development and Environment, Inst. of Geography, Univ. of Berne, 1995.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.