World Bank. (2002). African Development Indicators 2002. the international bank for reconstruction and development.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रWorld Bank. African Development Indicators 2002. Washington: the international bank for reconstruction and development, 2002.
एमएलए (9वां संस्करण) प्रशस्ति पत्रWorld Bank. African Development Indicators 2002. the international bank for reconstruction and development, 2002.