MLA

Mariological, Ascetical and Other Texts. 0AD. https://collections.library.yale.edu/catalog/9998980.

APA, 6th edition

Mariological, ascetical and other texts. (0 C.E.). [Early works to 1800, Manuscripts, Medieval Italy 15th century, Medieval and Renaissance Manuscripts in Beinecke Library]. https://collections.library.yale.edu/catalog/9998980.