APA (7th ed.) Citation

Mallmann-Showell, J. P. (2018). Hitler's 'wonder' U-boats: The birth of the Cold War's hunter-killer submarine. Frontline Books.

Chicago Style (17th ed.) Citation

Mallmann-Showell, Jak P. Hitler's 'Wonder' U-boats: The Birth of the Cold War's Hunter-killer Submarine. Barnsley, S. Yorkshire: Frontline Books, 2018.

MLA (9th ed.) Citation

Mallmann-Showell, Jak P. Hitler's 'Wonder' U-boats: The Birth of the Cold War's Hunter-killer Submarine. Frontline Books, 2018.