«Attaining the WSSD vision 21 goals: South Africa's intervention strategies»
. South Africa, Department of Water Affairs and Forestry, Pretoria, South Africa, p. 22 p. : ill., 2003.
«Community management of school sanitation programme- India»
, in Towards the millennium development goals - actions for water and environmental sanitation : proceedings of the 29th WEDC conference, Abuja, Nigeria, 2003
, Loughborough, UK, 2003, pp. P. 36-38 : 3 photogr., 2 fig.