MLA

Barlow, Inigo, and printmaker. Procession to the Hustings [Graphic]. Publish'd as the act directs, by Bentley & Co., 0AD. https://collections.library.yale.edu/catalog/10731282.

APA, 6th edition

Barlow, I., & printmaker. (0 C.E.). Procession to the hustings [graphic] [Satires (Visual works) England 1790, Etchings England London 1790]. Publish'd as the act directs, by Bentley & Co. https://collections.library.yale.edu/catalog/10731282.