na INLIS000000000002490 0010-0121000856 sustainable development concept : an economic analysis John Pezzey Washington, D.C The World Bank 1992 xiv, 71 p. : ill ; 28 cm 0-8213-2278-8 W.B 330.19 W.B EKONOMI ECONOMIC DEVELOPMENT ECONOMIC POLICY SUSTAINABLE DEVELOPMENT. 3591 3591