APA
Regional Workshop on Operation and Maintenance of Water Supply and Sanitation Systems (1991 : Kuala Lumpur), Western Pacific Regional Centre for the Promotion of Environmental Planning and Applied Studies, . (1991). Regional Workshop on Operation and Maintenance of Water Supply and Sanitation Systems, Kuala Lumpur, Malaysia, 6-10 May 1991 : report. Kuala Lumpur: PEPAS.
Chicago
Regional Workshop on Operation and Maintenance of Water Supply and Sanitation Systems (1991 : Kuala Lumpur), Western Pacific Regional Centre for the Promotion of Environmental Planning and Applied Studies, . 1991. Regional Workshop on Operation and Maintenance of Water Supply and Sanitation Systems, Kuala Lumpur, Malaysia, 6-10 May 1991 : report. Kuala Lumpur: PEPAS.
Harvard
Regional Workshop on Operation and Maintenance of Water Supply and Sanitation Systems (1991 : Kuala Lumpur), Western Pacific Regional Centre for the Promotion of Environmental Planning and Applied Studies, . (1991). Regional Workshop on Operation and Maintenance of Water Supply and Sanitation Systems, Kuala Lumpur, Malaysia, 6-10 May 1991 : report. Kuala Lumpur: PEPAS.
MLA
Regional Workshop on Operation and Maintenance of Water Supply and Sanitation Systems (1991 : Kuala Lumpur), Western Pacific Regional Centre for the Promotion of Environmental Planning and Applied Studies, . Regional Workshop on Operation and Maintenance of Water Supply and Sanitation Systems, Kuala Lumpur, Malaysia, 6-10 May 1991 : report. Kuala Lumpur: PEPAS. 1991.