MLA

Iustinus. Epitome Historiarum Pompei Trogi. 0AD. https://collections.library.yale.edu/catalog/32254769.

APA, 6th edition

I. (0 C.E.). Epitome historiarum Pompei Trogi [Manuscripts, Medieval Italy 15th century, Medieval and Renaissance Manuscripts in Beinecke Library]. https://collections.library.yale.edu/catalog/32254769.