Biblio

S. Africa. De ZA, «Learning and sharing for sustainable water supply and sanitation : synopsis of conference on appropriate technologies for sustainable water supply and sanitation services, Gauteng, South Africa, 21-23 November 2001». South Africa, Department of Water Affairs and Forestry, Pretoria, South Africa, p. 31 p. : boxes, photogr., 2002.

S. Africa. De ZA, «Guideline and model contract for a water services authority to enter into a contract with a support services agent». South Africa, Department of Water Affairs and Forestry, Pretoria, South Africa, p. ca. 40 p. : fig., 2001.

S. Africa. De ZA, «Build operate train and transfer program : ensuring equitable acces to effective, economical and sustainable water supply and sanitation services». South Africa, Department of Water Affairs and Forestry, Pretoria, South Africa, p. 26 p. : photogr., 2000.

S. Africa. De ZA y Johannesburg, Z. A. I. H. S. South, «EnviroTeach». IHS South Africa, Johannesburg, South Africa.