APA (7th ed.) Citation

Reference Services, Central Office of Information. (1992). The British system of government. H.M.S.O..

Chicago Style (17th ed.) Citation

Reference Services, Central Office of Information. The British System of Government. London: H.M.S.O., 1992.

MLA (9th ed.) Citation

Reference Services, Central Office of Information. The British System of Government. H.M.S.O., 1992.

Warning: These citations may not always be 100% accurate.