MLA

Rouargue, Adolphe, 1810-1884, artist. San-Francisco. [between 1850 and 1860?]. https://collections.library.yale.edu/catalog/2015801.

APA, 6th edition

Rouargue, Adolphe, 1810-1884, artist. ([between 1850 and 1860?])[San-Francisco]. https://collections.library.yale.edu/catalog/2015801.