Cita APA (7a ed.)
Aston, J. (2000). Conceptual overview of the Olifants River Basin's groundwater, South Africa. Occasional paper. International Water Management Institute.
Cita Chicago Style (17a ed.)
Aston, J.J. Conceptual Overview of the Olifants River Basin's Groundwater, South Africa. Occasional Paper. International Water Management Institute, 2000.
Cita MLA (9a ed.)
Aston, J.J. Conceptual Overview of the Olifants River Basin's Groundwater, South Africa. Occasional Paper. International Water Management Institute, 2000.
Precaución: Estas citas no son 100% exactas.