Biblio

Water Research Commission -Pretoria, ZA, WRC, “South African Water Research Commission : knowledge review 2009/10”. Water Research Commission, WRC, Pretoria, South Africa, p. 220 p., 2010.

K. E. U. N. E. P. - Nairobi and Water Research Commission -Pretoria, ZA, WRC, Freshwater under threat in Africa - vulnerability assessment of freshwater resources to environmental change. Nairobi, Kenya: UNEP, United Nations Environment Programme, 2009, p. xv, 319 p. : Boxes, fig., tab.

Water Research Commission -Pretoria, ZA, WRC and Rivonia, Z. A. Bernhardt, Handbook to guide communities in the choice of sanitation systems, vol. no. TT 104/98. Pretoria, South Africa: Water Research Commission, WRC, 1998, p. 20 p. : ill.