Southern Provinces, Nigeria. Education Dept, & Northern Provinces of Nigeria (Nigeria). Education Dept. Annual report on the Education Departments of Nigeria. Govt. Printer.
Style de citation Chicago (17e éd.)Southern Provinces, Nigeria. Education Dept, et Northern Provinces of Nigeria (Nigeria). Education Dept. Annual Report on the Education Departments of Nigeria. Lagos: Govt. Printer.
Style de citation MLA (8e éd.)Southern Provinces, Nigeria. Education Dept, et Northern Provinces of Nigeria (Nigeria). Education Dept. Annual Report on the Education Departments of Nigeria. Govt. Printer.
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