Biblio

R. McGowan y Hodgkin, J., «Pump selection : a field guide for energy efficient and cost effective water pumping systems for developing countries», vol. no. 61. Water and Sanitation for Health Project (WASH), Arlington, VA, USA, p. ca. 180 p.: 20 fig., 13 tab., photogr., 1992.

P. Roark, Waldstein, A., y Hodgkin, J., «Approaches for private sector involvement in rural water supply systems», vol. no. 57. Water and Sanitation for Health Project (WASH), Arlington, VA, USA, p. vii, 35 p., 1989.

R. McGowan, White, R. D., y Hodgkin, J., «Small-scale water pumping in Botswana. Vol. 1. Comparisons», vol. no. 235. Water and Sanitation for Health Project (WASH), Arlington, VA, USA, p. ii, 171 p. : fig., tab., 1987.

R. McGowan, Kenna, J., y Hodgkin, J., Comprehensive testing and evaluation methodology for water pumps : draft discussion document. Washington, DC, USA: USAID, 1986, p. 64 p.: fig., tab.

R. McGowan y Hodgkin, J., «Water pump fieldtests in Botswana». Associates in Rural Development, Burlington, VT, USA, p. ii, 96 p.: fig., 1986.