MLA

W. Beckford, Esq. of Fonthill [Graphic]. Published Octr. 4, 1823, by G. Smeeton, Arcade, Pall Mall, 0AD. https://collections.library.yale.edu/catalog/15816334.

APA, 6th edition

W. Beckford, Esq. of Fonthill [graphic]. (0 C.E.). [Portraits, Portrait prints England 1823, Book illustrations England London 1823, Stipple engravings England London 1823, Etchings England London 1823]. Published Octr. 4, 1823, by G. Smeeton, Arcade, Pall Mall. https://collections.library.yale.edu/catalog/15816334.