Um, Paul Noumba Private participation in infrastructure projects in the Republic of korea / Paul Noumba Um & Severine Dinghem - Washington DC : The World Bank (WB) , 2005 - 33p. : ill. ; 25 cm. - Policy research working paper No. 3689 . Subjects--Topical Terms: Private ownershipInfrastructurePrivatization Gov. Doc. Class. No.: UN WB PRWP-3689