Indonesia. Direktorat Jenderal Pengairan. Direktorat Perancang. (1975). Pre reconnaissance report on land and water resources on Bengkulu Province, Sumatera, Indonesia, September 1974. Directorate of Planning & Programming, Directorate General of Water Resources Development, Ministry of Public Works and Electric Power.
Chicago-viite (17. p.)Indonesia. Direktorat Jenderal Pengairan. Direktorat Perancang. Pre Reconnaissance Report on Land and Water Resources on Bengkulu Province, Sumatera, Indonesia, September 1974. [Jakarta]: Directorate of Planning & Programming, Directorate General of Water Resources Development, Ministry of Public Works and Electric Power, 1975.
MLA-viite (8. p.)Indonesia. Direktorat Jenderal Pengairan. Direktorat Perancang. Pre Reconnaissance Report on Land and Water Resources on Bengkulu Province, Sumatera, Indonesia, September 1974. Directorate of Planning & Programming, Directorate General of Water Resources Development, Ministry of Public Works and Electric Power, 1975.