Commonwealth Economic Committee. (1963). Nigeria. Her Majesty's Stationery Office.
Cita Chicago (17th ed.)Commonwealth Economic Committee. Nigeria. London: Her Majesty's Stationery Office, 1963.
Cita MLA (9th ed.)Commonwealth Economic Committee. Nigeria. Her Majesty's Stationery Office, 1963.
Atenció: Aquestes cites poden no estar 100% correctes.