MLA

Vaughan, Robert, 17th cent., engraver. [Engraved illustration depicting two men, one seated and one kneeling below two celestial, winged angels]. https://collections.library.yale.edu/catalog/2020356.

APA, 6th edition

Vaughan, Robert, 17th cent., engraver. [[Engraved illustration depicting two men, one seated and one kneeling below two celestial, winged angels]]. https://collections.library.yale.edu/catalog/2020356.