Henao, J. (2006). Agricultural production and soil nutrient mining in Africa: Implications for resource conservation and policy development. IFDC-An International Center for Soil Fertility and Agricultural Development.
Chicago-Zitierstil (17. Ausg.)Henao, Julio. Agricultural Production and Soil Nutrient Mining in Africa: Implications for Resource Conservation and Policy Development. Muscle Shoals, AL: IFDC-An International Center for Soil Fertility and Agricultural Development, 2006.
MLA-Zitierstil (9. Ausg.)Henao, Julio. Agricultural Production and Soil Nutrient Mining in Africa: Implications for Resource Conservation and Policy Development. IFDC-An International Center for Soil Fertility and Agricultural Development, 2006.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.