Cita APA (7a ed.)

Gregory, o. N., & Orton, R. (2021). On the Six Days of Creation. The Catholic University of America Press.

Cita Chicago Style (17a ed.)

Gregory, of Nyssa, y Robin Orton. On the Six Days of Creation. Washington, D.C.: The Catholic University of America Press, 2021.

Cita MLA (8a ed.)

Gregory, of Nyssa, y Robin Orton. On the Six Days of Creation. The Catholic University of America Press, 2021.