Cite

[Portrait of a Greek] [art original].

MLA

[Portrait of a Greek] [Art Original]. 0AD. https://collections.library.yale.edu/catalog/33207513.

APA, 6th edition

[Portrait of a Greek] [art original]. (0 C.E.). [Crayon drawings, Graphite drawings, Pencil works, Amateur works]. https://collections.library.yale.edu/catalog/33207513.