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.

R. McGowan, S. Omer, A., A. Hamza, A., A. Eltayeb, O., N. Ahmed, Y., y Hodgkin, J., «Meeting rural pumping needs in Sudan : an analysis of pumping system choice (diesel, wind, or solar)». Associates in Rural Development, Burlington, VT, USA, p. ca. 180 p.: fig., tab., 1991.

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 y Ashworth, J., «Comparative testing for water pumping systems installed in Botswana : general research methodolgy and specific field implementation instructions». Rural Development Inc, Burlington, VT, USA, p. i,55 p.: fig.,tab., 1984.