Cite

[Untitled, unnumbered drawing, p. 56]

MLA

[Untitled, Unnumbered Drawing, p. 56]. 0AD. https://collections.library.yale.edu/catalog/2001861.

APA, 6th edition

[Untitled, unnumbered drawing, p. 56]. (0 C.E.). [Drawings]. https://collections.library.yale.edu/catalog/2001861.