Nigeria. Dept. of Statistics. Trade report. Federal Govt. Printer [etc.].
Lua i Stíl Chicago (17ú heag.)Nigeria. Dept. of Statistics. Trade Report. Lagos: Federal Govt. Printer [etc.].
Lua MLA (8ú heag.)Nigeria. Dept. of Statistics. Trade Report. Federal Govt. Printer [etc.].
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.