MLA

Benard, Robert, and Bourgeois. Vannier, Outils. 0AD. https://collections.library.yale.edu/catalog/2041884.

APA, 6th edition

Benard, R., & B. (0 C.E.). Vannier, outils [Engravings, Illustrations, Intaglio prints, Prints (Visual works)]. https://collections.library.yale.edu/catalog/2041884.