Biblio

J. A. Butterworth, Soussan, J., Pollard, S., y de Mendiguren, J. C. P., «Allocating water for home-based productive activities in Bushbuckridge, South Africa». Natural Resources Institute, University of Greenwich, Chatham, UK, p. 14 p. : 2 boxes, 8 fig., 2004.

K. Mokgope, Pollard, S., Butterworth, J., y Association for Water and Rural Development -Acornhoek, ZA, AWARD, «Implications of productive water needs on water resources», in People and systems for water, sanitation and health : proceedings of the 27th WEDC conference, Lusaka, Zambia, 2001, 2002, pp. P. 390-393. : 3 boxes.

J. Butterworth, Mokgope, K., y Pollard, S., «Water resources and water supply for rural communities in the Sand River Catchment, South Africa». p. 6 p. : 3 boxes, 1 fig., 2001.