Christopher R. Schulz and Daniel A. Okun

Intermediate Technology 1992

Available at 1 libraries

Christopher R. Schulz and Daniel A. Okun ; prepared for the Water and Sanitation for Health (WASH) Project of the United States Agency for International Development

Wiley c1984

Available at 6 libraries

Edited by M. B. Pescod and D. A. Okun

Asian Institute of Technology 1971

Available at 1 libraries

[by] Gordon Maskew Fair, John Charles Geyer [and] Daniel Alexander Okun

Wiley , Toppan c1968 Wiley international edition Water and wastewater engineering / [by] Gordon Maskew Fair, John Charles Geyer [and] Daniel Alexander Okun. With chapters on information analysis and optimization techniques by Myron Bernard Fiering v. 2

Available at 33 libraries

[by] Gordon Maskew Fair, John Charles Geyer [and] Daniel Alexander Okun. With chapters on information analysis and optimization techniques by Myron Bernard Fiering, assistant professor of engineerig and applied mathematics, Harvard University

Wiley , Toppan c1966 Wiley international edition Water and wastewater engineering / [by] Gordon Maskew Fair, John Charles Geyer [and] Daniel Alexander Okun. With chapters on information analysis and optimization techniques by Myron Bernard Fiering v. 1

Available at 35 libraries

Wiley