APA-čujuhus (7. p.)
Duns Scotus, J., & Wolter, A. B. (2000). Four questions on Mary. Franciscan Institute.
Chicago-čujuhus (17. p.)
Duns Scotus, John, juo Allan Bernard Wolter. Four Questions on Mary. St. Bonaventure, New York: Franciscan Institute, 2000.
MLA-čujuhus (9. p.)
Duns Scotus, John, juo Allan Bernard Wolter. Four Questions on Mary. Franciscan Institute, 2000.
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