Biblio

Z. A. Umgeni Wat Pietermaritzburg, “The Umgeni water cycle adventure”. Umgeni Water, External Education Services, Pietermaritzburg, South Africa, p. Video (12 min.) : VHS, 1995.

Z. A. Umgeni Wat Pietermaritzburg, “Water, health and hygiene”. Umgeni Water, External Education Services, Pietermaritzburg, South Africa, p. Video (12 min.) : VHS, 1995.

Z. A. Umgeni Wat Pietermaritzburg, “Zama's water journey”. Umgeni Water, External Education Services, Pietermaritzburg, South Africa, p. Video (12 min.) : VHS, 1995.

J. L. Rivett-Carnac, “An appropriate methodology for constructing a community-based piped water supply”, in Seminar on water supply and sanitation, KwaZulu : Elangeni Hotel, Durban, 28-30 June, 1988 : papers, 1988, p. Paper B.3 (10 p.): fig., tab.