Cite

[Unidentified male character possibly in the role of a prince, standing before a sofa with his right hand in his vest]

MLA

Library, Lewis Walpole. [Unidentified Male Character Possibly in the Role of a Prince, Standing before a Sofa with His Right Hand in His Vest]. 0AD. https://collections.library.yale.edu/catalog/33189021.

APA, 6th edition

Library, L. W. (0 C.E.). [Unidentified male character possibly in the role of a prince, standing before a sofa with his right hand in his vest]. https://collections.library.yale.edu/catalog/33189021.