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by Collier, David R.
by Collier, David; Evans, James
by Bevan, David; Collier, Paul; Gunning, Jan Willem
by Collier, Paul; Dollar, David; World Bank
by Collier, Arthur J.; White, David; Girty, G. H.
by Box-Steffensmeier, Janet M.; Brady, Henry E.; Collier, David
by David A. Freedman , Edited by David Collier , Jasjeet S. Sekhon , Philip B. Stark
by Baylis, Thomas A.; Childs, David; Collier, Erwin L.