MLA

Theodosius, active 1st century B.C. al-Ayyām wa-al-layālī / [Theodosius].. [17--?]. https://collections.library.yale.edu/catalog/16051901.

APA, 6th edition

Theodosius, active 1st century B.C. ([17--?])[al-Ayyām wa-al-layālī / [Theodosius].]. https://collections.library.yale.edu/catalog/16051901.