A. Suki, Jenny, H., et Rashid, M. D.,
« Efficiency of oxidation ponds », in
The proceedings of the 14th WEDC Conference : water and urban services in Asia and the Pacific : Kuala Lumpur, 11-15 April 1988, 1988, p. p. 42-45: fig., tab.
« Package on-site domestic wastewater treatment system », in
Water pollution control in Asia : proceedings of Second IAWPRC Asian Conference on Water Pollution Control held in Bangkok, Thailand, 9-11 November, 1988, 1988, p. p. 383-389: fig., tab.
M. I. Yaziz et Din, O.,
« Portable slow sand filter performance », in
The proceedings of the 14th WEDC Conference : water and urban services in Asia and the Pacific : Kuala Lumpur, 11-15 April 1988, 1988, p. p. 19-22: fig., tab.
WHO -Geneva, CH, World Health Organization et IRC International Water and Sanitation Centre, The Hague, NL,
« Projet de directives pour le recouvrement des couts d'approvisionnement en eau et assainissement ». World Health Organization (WHO), Geneva, Switzerland, p. iv, 75 p.: fig., tab., 1988.