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Williams, Michael S., The Politics of Heresy in Ambrose of Milan: Community and Consensus in Late Antique Christianity (Cambridge: Cambridge University Press, 2017)
Williams, Rowan, “Politics and the Soul: A Reading of City of God” , Milltown Studies 19/20 (1987) : 55-72
Williams, W., Formal and historical aspects of two new documents of Marcus Aurelius, Zeitschrift für Papyrologie und Epigraphik 17 (1975) : 37-78