Water and Sanitation Program - East Asia and the Pacific -Jakarta, ID, WSP-EAP y Public-Private Infrastructure Advisory Facility -Washington, DC, US, PPIAF,
«Guide to ring-fencing of local government-run water utilities ». Water and Sanitation Program - East Asia and the Pacific, WSP-EAP, Jakarta, Indonesia, p. 136 p. : 4 fig., 5 flow charts, 52 tab., 2009.