Cita APA (7th ed.)

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

Cita Chicago (17th ed.)

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

Cita MLA (9th ed.)

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