WASHCost,
«Funding recurrent costs for improved rural water services»,
WASHCost global infosheets, vol. 3. IRC, The Hague, p. 5 p.; 2 tab.; boxes, 2012.
WASHCost,
«Providing a basic level of water and sanitation services that last: cost benchmarks»,
WASHCost global infosheets, vol. 1. IRC , The Hague, The Netherlands, p. 4 p.; 4 tab., 2012.
