United Nations. Economic Commission for Asia and the Far East. Division of Water Resources Development. (1968). Multiple-purpose river basin development part2E; water resources development in Australia, New Zealand and Western Samoa. United Nations.
Παραπομπή σε μορφή Chicago (17η εκδ.)United Nations. Economic Commission for Asia and the Far East. Division of Water Resources Development. Multiple-purpose River Basin Development Part2E; Water Resources Development in Australia, New Zealand and Western Samoa. New York: United Nations, 1968.
Παραπομπή σε μορφή MLA (9th εκδ.)United Nations. Economic Commission for Asia and the Far East. Division of Water Resources Development. Multiple-purpose River Basin Development Part2E; Water Resources Development in Australia, New Zealand and Western Samoa. United Nations, 1968.