MLA

Bonnor, Thomas, and printmaker. Junius [Graphic]. publisher not identified, 0AD. https://collections.library.yale.edu/catalog/10713530.

APA, 6th edition

Bonnor, T., & printmaker. (0 C.E.). Junius [graphic] [Satires (Visual works) England 1770, Engravings England London 1770, Etchings England London 1770, Periodical illustrations]. publisher not identified. https://collections.library.yale.edu/catalog/10713530.