APA (7th ed.) Citation

Chesterton, G. K., & Murphy, D. (1929). Ubi ecclesia. Faber & Faber.

Chicago Style (17th ed.) Citation

Chesterton, G. K., and Diana Murphy. Ubi Ecclesia. London: Faber & Faber, 1929.

MLA (9th ed.) Citation

Chesterton, G. K., and Diana Murphy. Ubi Ecclesia. Faber & Faber, 1929.

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