APA (7th ed.) Citation

Macintyre, D. G. F. W. (1956). U-boat killer. Weidenfeld and Nicolson.

Chicago Style (17th ed.) Citation

Macintyre, Donald G. F. W. U-boat Killer. London: Weidenfeld and Nicolson, 1956.

MLA (9th ed.) Citation

Macintyre, Donald G. F. W. U-boat Killer. Weidenfeld and Nicolson, 1956.