Biblio

F. Ruiz-Mier, van Ginneken, M., and World Bank -Washington, DC, US, “Consumer cooperatives : an alternative institutional model for delivery of urban water supply and sanitation services?”, vol. no. 5. World Bank Water Supply and Sanitation Sector Board, Washington, DC, USA, p. iii, 25 p. : 7 fig., 2 tab., 2006.

M. van Ginneken, “Wastewater reuse for the irrigation of sugarcane in Cali region, Colombia”, vol. no. 70. Delft University of Technology, Department of Civil Engineering, Delft, The Netherlands, p. vii, 148 p. : fig., tab., 1997.