R. Clarke en King, J.,
“The atlas of water”. Earthscan, London, UK, p. 127 p. : fig., maps, photogr., 2004.
S. Moss,
“Complex drought in southern Africa : a water and sanitation perspective”,
Waterlines, an international journal of water, sanitation and waste, pp. p. 19-21 : photogr., 2004.
E. Mullegger en Lechner, M.,
“Ecological Sanitation - a sustainable approach to future”. Austrian Development Agency, Vienna, Austria, p. 12 p. : 6 fig., photogr., 2004.
P. D. Jenssen, Heeb, J., Huba-Mang, E., Gnanaken, K., Warner, W. S., Refsgaard, K., Senstrom, T. A., Guterstam, B., en Alsen, K. W.,
“Ecological sanitation and reuse of wastewater : ecosan, a thinkpiece on ecological sanitation”. Agricultural University of Norway, Oslo, Norway, p. 18 p. : photogr., 2004.
P. Harvey,
HIV/AIDS and humanitarian action, vol. no. 16. London, UK: Overseas Development Institute (ODI), 2004, p. 46 p. : 7 boxes, 2 fig., 3 tabs.
P. K. Orangi Pil Karachi,
“Orangi pilot project : institutions and programs : 100th quarterly report, Oct., Nov., Dec., 2004”. Orangi Pilot Project, Karachi, Pakistan, p. 138 p. : fig., photogr., tab., 2004.
P. K. Orangi Pil Karachi,
“Orangi pilot project : institutions and programs : 97th quarterly report, Jan., Feb., Mar., 2004”. Orangi Pilot Project, Karachi, Pakistan, p. 118 p. : fig., photogr., tab., 2004.
P. K. Orangi Pil Karachi,
“Orangi pilot project : institutions and programs : 99th quarterly report, July, Aug. Sept., 2004”. Orangi Pilot Project, Karachi, Pakistan, p. 134 p. : fig., photogr., tab., 2004.