APA (7th ed.) Citation

Wilson, D., & Steel, D. (1984). The secrets file: The case for freedom of information in Britain today. Heinemann.

Chicago Style (17th ed.) Citation

Wilson, Des, and David Steel. The Secrets File: The Case for Freedom of Information in Britain Today. London [u.a.]: Heinemann, 1984.

MLA (8th ed.) Citation

Wilson, Des, and David Steel. The Secrets File: The Case for Freedom of Information in Britain Today. Heinemann, 1984.