Roy, B.

Roy, B., 1993. New issues paper for the Water Supply and Sanitation Collaborative Council : Rabat meeting of the Council, 7-10 September 1993 : the role of NGOs and the consumer, Geneva, Switzerland: Water Supply and Sanitation Collaborative Council, WSSCC. Available at: https://nl.ircwash.org/sites/default/files/71-WSSCC93-11171.pdf.