(2004). Labor Issues in infrastructure reforma toolkitPublic-Private Infrastructure Advisory Facility (PPIAF). The World Bank.
Chicago (17e ed.) BronvermeldingLabor Issues in Infrastructure Reforma ToolkitPublic-Private Infrastructure Advisory Facility (PPIAF). The World Bank, 2004.
MLA (8e ed.) BronvermeldingLabor Issues in Infrastructure Reforma ToolkitPublic-Private Infrastructure Advisory Facility (PPIAF). The World Bank, 2004.
Let op: Deze citaties zijn niet altijd 100% accuraat.