United Nations Educational, Scientific and Cultural Organization, & International Coordinating Council of the Programme on Man and the Biosphere. (1975). The Sahel: Ecological approaches to land use. Unesco Press.
Chicago-Zitierstil (17. Ausg.)United Nations Educational, Scientific and Cultural Organization, und International Coordinating Council of the Programme on Man and the Biosphere. The Sahel: Ecological Approaches to Land Use. Paris: Unesco Press, 1975.
MLA-Zitierstil (9. Ausg.)United Nations Educational, Scientific and Cultural Organization, und International Coordinating Council of the Programme on Man and the Biosphere. The Sahel: Ecological Approaches to Land Use. Unesco Press, 1975.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.