Cita APA (7a ed.)

Gregory, o. N., & Callahan, V. W. (1999). Ascetical Works. Catholic University of America Press.

Cita Chicago Style (17a ed.)

Gregory, of Nyssa, y Virginia Woods Callahan. Ascetical Works. Washington, D.C.: Catholic University of America Press, 1999.

Cita MLA (8a ed.)

Gregory, of Nyssa, y Virginia Woods Callahan. Ascetical Works. Catholic University of America Press, 1999.