Cite

Cieli[ng] under the stairs [art original].

MLA

Cieli[Ng] under the Stairs [Art Original]. 0AD. https://collections.library.yale.edu/catalog/16192930.

APA, 6th edition

Cieli[ng] under the stairs [art original]. (0 C.E.). [Pictorial works, Wash drawings British 18th century]. https://collections.library.yale.edu/catalog/16192930.