MLA

Sweep Soot O. Foundling Hospital. [Graphic]. Published April 25, 1804 by Richard Phillips, 71 St. Pauls Church Yard, 0AD. https://collections.library.yale.edu/catalog/15813742.

APA, 6th edition

Sweep soot O. Foundling Hospital. [graphic]. (0 C.E.). [Etchings England London 1804, Genre prints, Book illustrations]. Published April 25, 1804 by Richard Phillips, 71 St. Pauls Church Yard. https://collections.library.yale.edu/catalog/15813742.