Cita APA (7a ed.)

Ryrie, A., & Ryrie. (2019). Unbelievers: An emotional history of doubt (First Harvard University Press Edition.). Belknap.

Cita Chicago Style (17a ed.)

Ryrie, Alec, y Ryrie. Unbelievers: An Emotional History of Doubt. First Harvard University Press Edition. Cambridge: Belknap, 2019.

Cita MLA (9a ed.)

Ryrie, Alec, y Ryrie. Unbelievers: An Emotional History of Doubt. First Harvard University Press Edition. Belknap, 2019.