00595pam a2200169 a 4500 20251211151311.0 0821317512 338.900684 WAR.N1 20 Ward, William A. 6185 The economics of project analysis : a practitioner's guide / William A. Ward and Barry J. Deren, with Emmanuel H. D'Silva. Washington, D.C. : World Bank; c1991. 318 p. Economic development projects Developing countries 2052 Deren, Barry J., 6186 D'Silva, Emmanuel H., 6187 ddc UN&WB 754181 754181 0 0 ddc 0 1 WB LIB LIB 2025-12-11 0 338.900684 WAR.N1 UWO5298 2025-12-11 09:43:35 2025-12-11 UN&WB