APA (7th ed.) Citation

Ritchie, C. (1974). The siren years: Undiplomatic diaries, 1937-1945. Macmillan.

Chicago Style (17th ed.) Citation

Ritchie, Charles. The Siren Years: Undiplomatic Diaries, 1937-1945. London: Macmillan, 1974.

MLA (8th ed.) Citation

Ritchie, Charles. The Siren Years: Undiplomatic Diaries, 1937-1945. Macmillan, 1974.

Warning: These citations may not always be 100% accurate.