MLA

Gillray, James, 1756-1815, printmaker. "Elegance democratique" [graphic] : a sketch found near High-Wycombe / Js. Gillray invt. & fect.. 1799 July 8. https://collections.library.yale.edu/catalog/11860976.

APA, 6th edition

Gillray, James, 1756-1815, printmaker. (1799 July 8)["Elegance democratique" [graphic] : a sketch found near High-Wycombe / Js. Gillray invt. & fect.]. https://collections.library.yale.edu/catalog/11860976.