007980000a22002410004500 PH-MaWHO 20241108112535.0 SHZ 1987 Mara, Duncan 666190 Cairncross, Sandy 666191 World Health Organization. 641634 United Nations Environment Programme. 644641 Wastewater and excreta use in agriculture and aquaculture in developing countries : engineering and managerial guidelines for health risk minimization. Final draft. [s.l. : s.n.], 1987. 1v. eng Sewage 314270 Refuse disposal 300196 Agriculture 57051 Developing countries 130222 MONO Mark 06-10-2008 13:09:24 12806 12806 0 0 0 0 WPRO WPRO 2021-05-24 0 SHZ 1987 12806 2024-01-24 00:00:00 2021-05-24 MONO