APA (7th ed.) Citation

Duncan-Jones, A. S. (1940). The Crooked cross. Macmillan.

Chicago Style (17th ed.) Citation

Duncan-Jones, Arthur Stuart. The Crooked Cross. London: Macmillan, 1940.

MLA (9th ed.) Citation

Duncan-Jones, Arthur Stuart. The Crooked Cross. Macmillan, 1940.

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