MLA

St. Ann Westminster [Graphic]. Pubd. April 2, 1791 by N. Smith, No. 18 Gt. Mays Buildings, 0AD. https://collections.library.yale.edu/catalog/17328419.

APA, 6th edition

St. Ann Westminster [graphic]. (0 C.E.). [Aquatints England London 1791, Engravings England London 1791]. Pubd. April 2, 1791 by N. Smith, No. 18 Gt. Mays Buildings. https://collections.library.yale.edu/catalog/17328419.