MLA

Admit Bearer and Company to the Private Show of [Blank] at the Auction Room in King Street, St. James's Square [Graphic]. publisher not identified, 0AD. https://collections.library.yale.edu/catalog/16929065.

APA, 6th edition

Admit bearer and company to the private show of [blank] at the auction room in King Street, St. James's Square [graphic]. (0 C.E.). [Admission tickets, Ephemera, Annotations (Provenance), Etchings England London 1800, Engravings England London 1800]. publisher not identified. https://collections.library.yale.edu/catalog/16929065.