008020000a22001930004500 PH-MaWHO 20241108112539.0 ICP/RUD/001-(1990) WPRO File (PEPAS Reports) Regional Workshop on Health and Technical Aspects of Nightsoil and Wastewater Use (1990 : Kuala Lumpur). 666447 Regional Centre for the Promotion of Environmental Planning and Applied Studies. 666448 Regional Workshop on Health and Technical Aspects of Nightsoil and Wastewater Use, Kuala Lumpur, Malaysia, 24-28 September 1990 : report. Kuala Lumpur : PEPAS, 1990. 22p. eng Sewage Congresses 666449 Feces Congresses 666450 DOC Mark 07-10-2008 10:14:41 12959 12959 0 0 0 0 WPRO WPRO 2021-05-24 0 WPRO File (PEPAS Reports) 12959 2024-01-24 00:00:00 2021-05-24 DOC