Cita APA (7a ed.)

Chesterton, G. K. (2013). Ortodoxia. : Digital Reasons.

Cita Chicago Style (17a ed.)

Chesterton, Gilbert K. Ortodoxia. [s.l.]: : Digital Reasons, 2013.

Cita MLA (9a ed.)

Chesterton, Gilbert K. Ortodoxia. : Digital Reasons, 2013.