APA (7th ed.) Citation

Chesterton, G. K. (1926). The outline of sanity. Methuen.

Chicago Style (17th ed.) Citation

Chesterton, G. K. The Outline of Sanity. London: Methuen, 1926.

MLA (8th ed.) Citation

Chesterton, G. K. The Outline of Sanity. Methuen, 1926.

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