00724pam a2200181 a 450000500170000002000150001708200260003210000270005824501290008526000440021430000120025865000620027070000270033270000320035994200150039199900190040695201170042520251211151311.0  a082131751200a338.900684 WAR.N12201 aWard, William A.9618514aThe economics of project analysis :ba practitioner's guide /cWilliam A. Ward and Barry J. Deren, with Emmanuel H. D'Silva.  aWashington, D.C. :bWorld Bank;cc1991.  a318 p.  0aEconomic development projectszDeveloping countries920521 aDeren, Barry J.,961861 aD'Silva, Emmanuel H.,96187  2ddccUN&WB  c754181d754181  00102ddc40718WBaLIBbLIBd2025-12-11l0o338.900684 WAR.N1pUWO5298r2025-12-11 09:43:35w2025-12-11yUN&WB