APA (7th ed.) Citation

(1956). What is the Commonwealth? (Rev. [ed.].). London: Central Office of Information.

Chicago Style (17th ed.) Citation

What Is the Commonwealth? Rev. [ed.]. London: Central Office of Information, 1956.

MLA (8th ed.) Citation

What Is the Commonwealth? Rev. [ed.]. London: Central Office of Information, 1956.

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