MLA

Book, Beinecke Rare, and Manuscript Library. Wailly, Léon De. 0AD. https://collections.library.yale.edu/catalog/17353473.

APA, 6th edition

Book, B. R., & Library, M. (0 C.E.). Wailly, Léon de. https://collections.library.yale.edu/catalog/17353473.