APA (7th ed.) Citation

Churchill, W., & Gilbert, M. (1993). The Churchill war papers. Heinemann.

Chicago Style (17th ed.) Citation

Churchill, Winston, and Martin Gilbert. The Churchill War Papers. London [u.a.]: Heinemann, 1993.

MLA (8th ed.) Citation

Churchill, Winston, and Martin Gilbert. The Churchill War Papers. Heinemann, 1993.