Great Britain & Great Britain. Foreign and Commonwealth Office. (1981). Agreement between the Government of the United Kingdom of Great Britain and Northern Ireland and the Government of the democratic Republic of the Sudan on certain commercial debts. Khartoum, 25 August 1980. H.M.S.O..
Citace podle Chicago (17th ed.)Great Britain a Great Britain. Foreign and Commonwealth Office. Agreement Between the Government of the United Kingdom of Great Britain and Northern Ireland and the Government of the Democratic Republic of the Sudan on Certain Commercial Debts. Khartoum, 25 August 1980. London: H.M.S.O., 1981.
Citace podle MLA (8th ed.)Great Britain a Great Britain. Foreign and Commonwealth Office. Agreement Between the Government of the United Kingdom of Great Britain and Northern Ireland and the Government of the Democratic Republic of the Sudan on Certain Commercial Debts. Khartoum, 25 August 1980. H.M.S.O., 1981.