Cita APA (7th ed.)

Van Dijk, J. (1995). Taking the waters: Soil and water conservation among settling Beja nomads in Eastern Sudan. ASC.

Cita Chicago (17th ed.)

Van Dijk, Johan. Taking the Waters: Soil and Water Conservation Among Settling Beja Nomads in Eastern Sudan. Leiden: ASC, 1995.

Cita MLA (9th ed.)

Van Dijk, Johan. Taking the Waters: Soil and Water Conservation Among Settling Beja Nomads in Eastern Sudan. ASC, 1995.

Atenció: Aquestes cites poden no estar 100% correctes.