Biblio

A. Parker, Tayler, K., Pankhurst, H., Clarke, R., Waite, M., Schelle, P., y Etherington, A., «WSUP learning week : 17th‐21st May 2010». Water and Sanitation for the Urban Poor, WSUP, p. 54 p.; 10 tab., 2010.

R. Clarke y King, J., «The atlas of water». Earthscan, London, UK, p. 127 p. : fig., maps, photogr., 2004.

R. Clarke, Siame, M., Mulikita, N., y Longwe, S., Beyond inequalities : women in Zambia. Harare, Zimbabwe: Southern African Research and Documentation Centre (SARDC), 1998, p. 104 p. : 17 boxes, 2 fig., 29 tab.

R. Clarke, «Groundwater : a threatened resource», vol. no. 15. UNEP, United Nations Environment Programme, Nairobi, Kenya, p. 36 p. : boxes, fig., photogr., tab., 1996.

R. Clarke, «The pollution of lakes and reservoirs», vol. no. 12. UNEP, United Nations Environment Programme, Nairobi, Kenya, p. 35 p.: boxes., fig., photogr., tab., 1994.

R. Clarke, Water : the international crisis. London, UK: Earthscan, 1991, p. xii, 193 p.: fig., tab.