Nigeria. Government Printing Dept. Annual report on the Nigeria Marine. Govt. Printer.
Chicago-referens (17:e uppl.)Nigeria. Government Printing Dept. Annual Report on the Nigeria Marine. Lagos: Govt. Printer.
MLA-referens (8:e uppl.)Nigeria. Government Printing Dept. Annual Report on the Nigeria Marine. Govt. Printer.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.