APA (7th ed.) Citation

Gran Bretaña. Central Office of Information. Reference Division & British Information Services. (1974). The British Parliament (Rev. [ed.].). Central Office of Information.

Chicago Style (17th ed.) Citation

Gran Bretaña. Central Office of Information. Reference Division and British Information Services. The British Parliament. Rev. [ed.]. London: Central Office of Information, 1974.

MLA (9th ed.) Citation

Gran Bretaña. Central Office of Information. Reference Division and British Information Services. The British Parliament. Rev. [ed.]. Central Office of Information, 1974.