MLA

Fonthill Antiquus. [Graphic]. Published by Sir R.C. Hoare, Bart, 0AD. https://collections.library.yale.edu/catalog/15816384.

APA, 6th edition

Fonthill antiquus. [graphic]. (0 C.E.). [Book illustrations, Steel engravings England London 1829, Views]. Published by Sir R.C. Hoare, Bart. https://collections.library.yale.edu/catalog/15816384.