APA (7th ed.) Zitazioa

Duns Scotus, J., & Wolter, A. B. (2000). Four questions on Mary. Franciscan Institute.

Chicago Style (17th ed.) Zitazioa

Duns Scotus, John, eta Allan Bernard Wolter. Four Questions on Mary. St. Bonaventure, New York: Franciscan Institute, 2000.

MLA (9th ed.) Zitazioa

Duns Scotus, John, eta Allan Bernard Wolter. Four Questions on Mary. Franciscan Institute, 2000.