Great Britain. Office of Commonwealth Relations & Great Britain. Parliament. (1960). Federation of Nigeria: International rights and obligations : exchange of letters between the government of the United Kingdom and the government of the Federation of Nigeria. H.M.S.O..
Trích dẫn kiểu Chicago (xuất bản lần thứ 7)Great Britain. Office of Commonwealth Relations và Great Britain. Parliament. Federation of Nigeria: International Rights and Obligations : Exchange of Letters Between the Government of the United Kingdom and the Government of the Federation of Nigeria. London: H.M.S.O., 1960.
Trích dẫn kiểu MLA (xuất bản lần thứ 8)Great Britain. Office of Commonwealth Relations và Great Britain. Parliament. Federation of Nigeria: International Rights and Obligations : Exchange of Letters Between the Government of the United Kingdom and the Government of the Federation of Nigeria. H.M.S.O., 1960.