APA (7th ed.) Citation

Turing, J. D. (2020). The Codebreakers of Bletchley Park: The Secret Intelligence Station That Helped Defeat the Nazis.

Chicago Style (17th ed.) Citation

Turing, John Dermot. The Codebreakers of Bletchley Park: The Secret Intelligence Station That Helped Defeat the Nazis. 2020.

MLA (9th ed.) Citation

Turing, John Dermot. The Codebreakers of Bletchley Park: The Secret Intelligence Station That Helped Defeat the Nazis. 2020.

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