एपीए उद्धरण

Washington.World Bank. (1974). Nigeria: Options for long-term development, report of mission sent to Nigeria by the world bank. John Hopkins.

शिकागो स्टाइल उद्धरण

Washington.World Bank. Nigeria: Options for Long-term Development, Report of Mission Sent to Nigeria by the World Bank. Baltimore: John Hopkins, 1974.

एमएलए उद्धरण

Washington.World Bank. Nigeria: Options for Long-term Development, Report of Mission Sent to Nigeria by the World Bank. John Hopkins, 1974.