J. Fisher,
The poverty millennium development goal : what water, sanitation and hygiene can do, vol. no. 1. Loughborough, UK: Water, Engineering and Development Centre, Loughborough University of Technology, WEDC, p. 4 p. : photogr.
PPI notes. Johannesburg, South Africa: Development Bank of Southern Africa.
PPPUE Conference Series. New York, NY, USA: UNDP Bureau for Development Policy.