Her books include Augustine, An Aquinas Reader, Augustine: Philosopher of Freedom (with Vernon J. Bourke), Logic: a Practical Approach (with Helen Casey), Augustinian Personalism, Discrimination Today: Guidelines for Civic Action, Augustine of Hippo: Selected Writings, and The Problem of Freedom. She also contributed a chapter on Augustine's De Trinitate to The Cambridge Companion to Augustine[11][12] and translated the Theological Treatises on the Trinity of Marius Victorinus.[13]