APA (7th ed.) Citation

Ciano, G., & Muggeridge, M. (1947). Ciano's diary, 1939-1943. W. Heinemann.

Chicago Style (17th ed.) Citation

Ciano, Galeazzo, and Malcolm Muggeridge. Ciano's Diary, 1939-1943. London, Toronto: W. Heinemann, 1947.

MLA (9th ed.) Citation

Ciano, Galeazzo, and Malcolm Muggeridge. Ciano's Diary, 1939-1943. W. Heinemann, 1947.