APA (7th ed.) Citation

Gilbert, A. (1956). Riddle of a lady. Crime Club.

Chicago Style (17th ed.) Citation

Gilbert, Anthony. Riddle of a Lady. London: Crime Club, 1956.

MLA (8th ed.) Citation

Gilbert, Anthony. Riddle of a Lady. Crime Club, 1956.

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