F. Rijsberman,
«Copenhagen Consensus challenge paper : the water challenge». Copenhagen Consensus Center, Frederiksberg, Denmark, p. 37 p. : tab., 2004.
A. Jouravlev,
Drinking water supply and sanitation services on the threshold of the xxist century, vol. no. 74. Santiago, Chile: United Nations Economic Commission for Latin America and the Caribbean (ECLAC), 2004, p. 64 p. : 12 boxes, 3 fig., 9 tab.
P. Ridderstolpe y Stockholm Environment Institute -Stockholm, SE, SEI,
Introduction to greywater management, vol. no. 2004-4. Stockholm, Sweden: Stockholm Environment Institute (SEI), 2004, p. iv, 19 p. : fig., tab.
C. Revenga, Smakhtin, V., Doll, P., y Colombo, L. K. Comprehens,
Taking into account environmental water requirements in global-scale water resources assessments, vol. no. 2. Colombo, Sri Lanka: Comprehensive Assessment Secretariat, 2004, p. v, 24 p. : 7 fig., 2 tab.
G. B. Oxfam - Oxford, Women in Europe for a Common Future -Utrecht, NL, WECF, Gender and Water Alliance -Dieren, NL, GWA, Commission, T. Huairou, -International, G., Women, N. Council of, y CSD-1, 2, W. 'sMajor Grou,
«Women, water, sanitation and human settlements : on track or distracted». Woman's Environment and Development Organization (WEDO), New York, NY, USA, p. 15 p., 2004.