Cita APA (7th ed.)
Gregory, o. N., & Callahan, V. W. (1999). Ascetical works. Catholic University of America Press.
Cita Chicago (17th ed.)
Gregory, of Nyssa, i Virginia Woods Callahan. Ascetical Works. Washington, D.C.: Catholic University of America Press, 1999.
Cita MLA (9th ed.)
Gregory, of Nyssa, i Virginia Woods Callahan. Ascetical Works. Catholic University of America Press, 1999.
Atenció: Aquestes cites poden no estar 100% correctes.