APA (7th ed.) Citation

Chesterton, G. K. (1967). The man who knew too much. D. Finlayson.

Chicago Style (17th ed.) Citation

Chesterton, Gilbert Keith. The Man Who Knew Too Much. Beaconsfield: D. Finlayson, 1967.

MLA (9th ed.) Citation

Chesterton, Gilbert Keith. The Man Who Knew Too Much. D. Finlayson, 1967.