Two noble friends [graphic]
MLA
Kay, John, 1742-1826, printmaker. Two noble friends [graphic]. [1877]. https://collections.library.yale.edu/catalog/10728225.
APA, 6th edition
Kay, John, 1742-1826, printmaker. ([1877])[Two noble friends [graphic]]. https://collections.library.yale.edu/catalog/10728225.