1. Cairns, T., Sherma, J., 1992. Emerging strategies for pesticide analysis. In: Cairns, T., Sherma, J. (Eds.), Modern Methods for Pesticide Analysis. CRC Press, Boca Raton, FL.
2. Dalvie, M.A., Cairncross, E., Solomon, A., London, L., 2003. Contamination of rural surface and ground water by endosulfan in farming areas of the Western Cape, South Africa. Environ. Health Global Access Sci. Source 2(1), http://www.ehjournal.net/content/2/1/1 [electronic journal].
3. Davies, H., 1997. An assessment of the suitability of a series of Western Cape farm dams as water bird habitats. MSc Thesis (Conservation Biology), Zoology Department, University of Cape Town, Cape Town.
4. Department of Environmental Affairs and Tourism (DEAT), 1998. Draft White Paper on Integrated Pollution and Waste Management for South Africa. A Policy Pollution Prevention, Waste Minimization, Impact Control and Remediation. General Notice 1686 of 1998. Government Gazette 19 August 1998, vol. 398, No. 19161, Government Printers, Pretoria.
5. Department of Water Affairs and Forestry (DWAF), 1997. South African Water Quality Guidelines, vol. 1–7. DWAF, Pretoria.