Biblio

A. Wedgwood y Sansom, K., Willingness-to-pay surveys, a streamlined approach : guidance notes for small town water services. Loughborough, UK: Water, Engineering and Development Centre, Loughborough University of Technology, WEDC, 2003, p. xiv, 234 p. : 26 boxes, 17 fig., 23 tab.

E. Bwengye, «Community management in Bushenyi», in Water, sanitation, environment and development : proceedings of the 19th WEDC conference, Accra, Ghana, 6-10 September 1993, 1993, pp. P. 225-226.