World Bank Group. (1999). Natural gas: Private sector participation and market development. World Bank Group.
Citación estilo ChicagoWorld Bank Group. Natural Gas: Private Sector Participation and Market Development. Washington, D.C: World Bank Group, 1999.
Cita MLAWorld Bank Group. Natural Gas: Private Sector Participation and Market Development. World Bank Group, 1999.
Warning: These citations may not always be 100% accurate.