Joel, A. (2000). Surface runoff: A water source for poor farming communities in drylands. Swedish University of Agricultural Sciences.
Stile di citazione ChicagoJoel, Abraham. Surface Runoff: A Water Source for Poor Farming Communities in Drylands. Uppsala: Swedish University of Agricultural Sciences, 2000.
Citazione MLAJoel, Abraham. Surface Runoff: A Water Source for Poor Farming Communities in Drylands. Swedish University of Agricultural Sciences, 2000.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.