Van Dijk, J. (1995). Taking the waters: Soil and water conservation among settling Beja nomads in Eastern Sudan. ASC.
Cita Chicago Style (17a ed.)Van Dijk, Johan. Taking the Waters: Soil and Water Conservation Among Settling Beja Nomads in Eastern Sudan. Leiden: ASC, 1995.
Cita MLA (9a ed.)Van Dijk, Johan. Taking the Waters: Soil and Water Conservation Among Settling Beja Nomads in Eastern Sudan. ASC, 1995.
Precaución: Estas citas no son 100% exactas.