MLA

Wallis, William, 1796-, printmaker. Fonthill Abbey, Wiltshire the east oriel of St. Michaels Gallery, with the postern towers &c. / [graphic]. [1 February 1824]. https://collections.library.yale.edu/catalog/15816354.

APA, 6th edition

Wallis, William, 1796-, printmaker. ([1 February 1824])[Fonthill Abbey, Wiltshire the east oriel of St. Michaels Gallery, with the postern towers &c. / [graphic]]. https://collections.library.yale.edu/catalog/15816354.