Global Water & International Drinking Water Supply and Sanitation Decade. (1983). Ambassadors' Day program. Global Water.
Chicago (17e ed.) BronvermeldingGlobal Water en International Drinking Water Supply and Sanitation Decade. Ambassadors' Day Program. [Washington D.C.]?: Global Water, 1983.
MLA (9e ed.) BronvermeldingGlobal Water en International Drinking Water Supply and Sanitation Decade. Ambassadors' Day Program. Global Water, 1983.