Criteria for and Approaches to Water Quality Management in Developing Countries. New York: United Nations, 1991 390 с.
Criteria for and Approaches to Water Quality Management in Developing Countries. New York: United Nations, 1991 390 с.
(1991) Criteria for and Approaches to Water Quality Management in Developing Countries, New York: United Nations 390 с.
(1991). Criteria for and Approaches to Water Quality Management in Developing Countries. Natural Resources Water Series -26. New York: United Nations, 390 с.
Criteria for and Approaches to Water Quality Management in Developing Countries: Natural Resources Water Series -26. New York: United Nations; 1991. p. 390 с.