(1977). Oil sanctions against Rhodesia: A paper prepared for the working group on sanctions of the Commonwealth Committee on Southern Africa. Commonwealth Secretariat.
Chicago-viite (17. p.)Oil Sanctions Against Rhodesia: A Paper Prepared for the Working Group on Sanctions of the Commonwealth Committee on Southern Africa. London: Commonwealth Secretariat, 1977.
MLA-viite (8. p.)Oil Sanctions Against Rhodesia: A Paper Prepared for the Working Group on Sanctions of the Commonwealth Committee on Southern Africa. Commonwealth Secretariat, 1977.
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