MLA

Dialogus Samuelis. 0AD. https://collections.library.yale.edu/catalog/33234840.

APA, 6th edition

Dialogus samuelis. (0 C.E.). [Early works to 1800, Manuscripts, Medieval 16th century, Wooden boards, Metal clasps, Medieval and Renaissance Manuscripts in Beinecke Library]. https://collections.library.yale.edu/catalog/33234840.