Vollert, C. O. (1965). A theology of Mary. Herder and Herder.
Dyfyniad Arddull ChicagoVollert, Cyril O. A Theology of Mary. [New York]: Herder and Herder, 1965.
Dyfyniad MLAVollert, Cyril O. A Theology of Mary. Herder and Herder, 1965.
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