Humphries, T. L. (2014). Ascetic pneumatology from John Cassian to Gregory the Great. Oxford University Press. https://doi.org/10.1093/acprof:oso/9780199685035.001.0001
Cita Chicago Style (17a ed.)Humphries, Thomas L. Ascetic Pneumatology from John Cassian to Gregory the Great. Oxford: Oxford University Press, 2014. https://doi.org/10.1093/acprof:oso/9780199685035.001.0001.
Cita MLA (8a ed.)Humphries, Thomas L. Ascetic Pneumatology from John Cassian to Gregory the Great. Oxford University Press, 2014. https://doi.org/10.1093/acprof:oso/9780199685035.001.0001.
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