Cite

I sit, stand and walk erect [graphic].

MLA

I Sit, Stand and Walk Erect [Graphic]. publisher not identified, 0AD. https://collections.library.yale.edu/catalog/16047584.

APA, 6th edition

I sit, stand and walk erect [graphic]. (0 C.E.). [Posters, Lithographs]. publisher not identified. https://collections.library.yale.edu/catalog/16047584.