APA-referens (7:e uppl.)

Nigeria. Dept. of Labour. Annual report on the Department of Labour, Nigeria. Govt. Printer.

Chicago-referens (17:e uppl.)

Nigeria. Dept. of Labour. Annual Report on the Department of Labour, Nigeria. Lagos: Govt. Printer.

MLA-referens (8:e uppl.)

Nigeria. Dept. of Labour. Annual Report on the Department of Labour, Nigeria. Govt. Printer.

Varning: dessa hänvisningar är inte alltid fullständigt riktiga.