Caesarius of Heisterbach. "The Marvelous Conversion of the Blessed Hildegund, Virgin." A Medieval Storybook, by Morris Bishop and Alison Mason Kingsbury, Cornell University Press, ITHACA; LONDON, 1970, pp. 233–238, www.jstor.org/stable/10.7591/j.ctt1xx4fr.22. Accessed 21 Jan. 2021.
Caesarius of Heisterbach. (1970). The Marvelous Conversion of the Blessed Hildegund, Virgin,. In Bishop M. & Kingsbury A. (Authors), A Medieval Storybook (pp. 233-238). ITHACA; LONDON: Cornell University Press. Retrieved January 21, 2021, from http://www.jstor.org/stable/10.7591/j.ctt1xx4fr.22
Caesarius of Heisterbach. "The Marvelous Conversion of the Blessed Hildegund, Virgin,." In A Medieval Storybook, by Bishop Morris and Kingsbury Alison Mason, 233-38. ITHACA; LONDON: Cornell University Press, 1970. Accessed January 21, 2021. http://www.jstor.org/stable/10.7591/j.ctt1xx4fr.22.