Levering, M. (2012). Mary in the Theology of Joseph Ratzinger/Pope Benedict XVI. Explorations in the theology of Benedict XVI, 276-297.
Παραπομπή σε μορφή Chicago (17η εκδ.)Levering, Matthew. "Mary in the Theology of Joseph Ratzinger/Pope Benedict XVI." Explorations in the Theology of Benedict XVI 2012: 276-297.
Παραπομπή σε μορφή MLA (9th εκδ.)Levering, Matthew. "Mary in the Theology of Joseph Ratzinger/Pope Benedict XVI." Explorations in the Theology of Benedict XVI, 2012, pp. 276-297.
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