MLA

Finden, 19th century, printmaker. Die Charité [graphic] :. [not after 1842]. https://collections.library.yale.edu/catalog/17339203.

APA, 6th edition

Finden, 19th century, printmaker. ([not after 1842])[Die Charité [graphic] :]. https://collections.library.yale.edu/catalog/17339203.