Isaak, Hansbury, M., & Isaak, N. (1989). On ascetical life. St. Vladimir's Seminary Press.
Cita Chicago Style (17a ed.)Isaak, Mary Hansbury, y Ninive Isaak. On Ascetical Life. Crestwood, NY: St. Vladimir's Seminary Press, 1989.
Cita MLA (8a ed.)Isaak, et al. On Ascetical Life. St. Vladimir's Seminary Press, 1989.
Precaución: Estas citas no son 100% exactas.