Cite

The Rivals, a painting by A. J. Keller.

MLA

The Rivals, a Painting by A. J. Keller. 1890. https://collections.library.yale.edu/catalog/10011902.

APA, 6th edition

The Rivals, a painting by A. J. Keller. (1890). [Newspapers (part of)]. https://collections.library.yale.edu/catalog/10011902.