Cite

Ancient Rome from the picture in the National Gallery / [graphic]

MLA

Willmore, Arthur, 1814-1888, printmaker. Ancient Rome from the picture in the National Gallery / [graphic]. [1850?]. https://collections.library.yale.edu/catalog/15815774.

APA, 6th edition

Willmore, Arthur, 1814-1888, printmaker. ([1850?])[Ancient Rome from the picture in the National Gallery / [graphic]]. https://collections.library.yale.edu/catalog/15815774.