APA
United Nations Economic and Social Affairs, United Nations Economic and Social Affairs, . (1969). First United Nations desalination plant operaiton survey. New: York United Naitons USA.
Chicago
United Nations Economic and Social Affairs, United Nations Economic and Social Affairs, . 1969. First United Nations desalination plant operaiton survey. New: York United Naitons USA.
Harvard
United Nations Economic and Social Affairs, United Nations Economic and Social Affairs, . (1969). First United Nations desalination plant operaiton survey. New: York United Naitons USA.
MLA
United Nations Economic and Social Affairs, United Nations Economic and Social Affairs, . First United Nations desalination plant operaiton survey. New: York United Naitons USA. 1969.