APA (7th ed.) Citation

Overy, R. J. (2004). The battle of Britain / Richard Overy. Penguin.

Chicago Style (17th ed.) Citation

Overy, R. J. The Battle of Britain / Richard Overy. London: Penguin, 2004.

MLA (9th ed.) Citation

Overy, R. J. The Battle of Britain / Richard Overy. Penguin, 2004.

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