Southern Nigeria. Police Dept. (1907). Annual report on the Southern Nigeria police force for the year ... Govt. Printer.
Chicago Style aipamenaSouthern Nigeria. Police Dept. Annual Report on the Southern Nigeria Police Force for the Year ... [Lagos: Govt. Printer, 1907.
MLA aipamenaSouthern Nigeria. Police Dept. Annual Report on the Southern Nigeria Police Force for the Year ... Govt. Printer, 1907.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.