APA (7e ed.) Bronvermelding

Nigeria. Office of Statistics. Trade report. Federal Ministry of Information, Printing Division.

Chicago (17e ed.) Bronvermelding

Nigeria. Office of Statistics. Trade Report. Lagos: Federal Ministry of Information, Printing Division.

MLA (8e ed.) Bronvermelding

Nigeria. Office of Statistics. Trade Report. Federal Ministry of Information, Printing Division.

Let op: Deze citaties zijn niet altijd 100% accuraat.