Meens, R. (1996). Ritual Purity and the Influence of Gregory the Great in the Early Middle Ages. Studies in church history, 32, 31-43. doi:10.1017/S042420840001531X
Cita Chicago Style (17a ed.)Meens, Rob. "Ritual Purity and the Influence of Gregory the Great in the Early Middle Ages." Studies in Church History 32 (1996): 31-43, https://doi.org/10.1017/S042420840001531X.
Cita MLA (9a ed.)Meens, Rob. "Ritual Purity and the Influence of Gregory the Great in the Early Middle Ages." Studies in Church History, vol. 32, 1996, pp. 31-43, https://doi.org/10.1017/S042420840001531X.
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