APA (7th ed.) Citation

Kahn. The codebreakers ([Abridged] ed.). Weidenfeld and Nicolson 1974.

Chicago Style (17th ed.) Citation

Kahn. The Codebreakers. [Abridged] ed. London: Weidenfeld and Nicolson 1974.

MLA (8th ed.) Citation

Kahn. The Codebreakers. [Abridged] ed. Weidenfeld and Nicolson 1974.

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