Cite

[The bartender] [art original].

MLA

Pickhardt, Carl, 1908-2004, artist. [The bartender] [art original].. [approximately 1950]. https://collections.library.yale.edu/catalog/17340005.

APA, 6th edition

Pickhardt, Carl, 1908-2004, artist. ([approximately 1950])[[The bartender] [art original].]. https://collections.library.yale.edu/catalog/17340005.