P. Ridderstolpe et 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.
R. M. Carr,
« The safe use of urban wastewater in agriculture »,
Waterlines, an international journal of water, sanitation and waste, p. p. 5-8 : 2 tabs., 2004.
United Nations Economic and Social Council -New York, NY, US et 1, 2, Con Sustain,
« Sanitation : progress in meeting the goals, targets and commitments of agenda 21, the programme for the further implementation of agenda 21 and the Johannesburg plan of implementation : report of the Secretary-General ». United Nations Economic and Social Council, New York, NY, USA, p. 28 p. : 3 boxes, 3 fig,, 3 tabs., 2004.
M. Smith et Ball, S.,
« Waste stabilization ponds »,
Waterlines, an international journal of water, sanitation and waste, vol. no. 10, p. p. 15-18 : techn.drwng, 2004.
I. Nhapi et Gijzen, H. J.,
« Wastewater management in Zimbabwe in the context of sustainability »,
Water policy : official journal of the World Water Council, p. p. 503-517 : 3 fig., 4 tab. , 2004.
P. McCornick,
« Wastewater reuse in the Middle East and North Africa »,
Waterlines, an international journal of water, sanitation and waste, p. p. 9-11 : 2 photogr., 2004.