Ballantyne, I. (2019). Undersea warriors: The untold history of the Royal Navy's secret service (First Pegasus books hardcover edition.). Pegasus Books.
Chicago Style (17th ed.) CitationBallantyne, Iain. Undersea Warriors: The Untold History of the Royal Navy's Secret Service. First Pegasus books hardcover edition. New York: Pegasus Books, 2019.
MLA (9th ed.) CitationBallantyne, Iain. Undersea Warriors: The Untold History of the Royal Navy's Secret Service. First Pegasus books hardcover edition. Pegasus Books, 2019.
Warning: These citations may not always be 100% accurate.