APA (7th ed.) Citation

Grehan, J., & Nicoll, A. (2021). Corregidor: Siege and liberation 1941-1945. Frontline Books.

Chicago Style (17th ed.) Citation

Grehan, John, and Alexander Nicoll. Corregidor: Siege and Liberation 1941-1945. Barnsley, South Yorkshire, UK: Frontline Books, 2021.

MLA (9th ed.) Citation

Grehan, John, and Alexander Nicoll. Corregidor: Siege and Liberation 1941-1945. Frontline Books, 2021.