APA aipamena

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

Chicago Style aipamena

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

MLA aipamena

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

Kontuz: berrikusi erreferentzia hauek erabili aurretik.