Style de citation APA (7e éd.)

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

Style de citation Chicago (17e éd.)

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

Style de citation MLA (8e éd.)

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