World Bank. (2003). Private participation in infrastructure trends in developing countries in 1990-2001: Energy, telecommunications, transport, water. Pulic-Private Infrastructure Advisory Facility.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रWorld Bank. Private Participation in Infrastructure Trends in Developing Countries in 1990-2001: Energy, Telecommunications, Transport, Water. Washington, D.C: Pulic-Private Infrastructure Advisory Facility, 2003.
एमएलए (9वां संस्करण) प्रशस्ति पत्रWorld Bank. Private Participation in Infrastructure Trends in Developing Countries in 1990-2001: Energy, Telecommunications, Transport, Water. Pulic-Private Infrastructure Advisory Facility, 2003.
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