MLA

Simpson, Randolph Linsly, 1927-1992. A.D. Lytle, Baton Rouge, [LA] Black woman wearing bandanna holding white child, Carte de visite. Box 11, folder 493. circa 1860. https://collections.library.yale.edu/catalog/2004013.

APA, 6th edition

Simpson, Randolph Linsly, 1927-1992. (["Box 11, folder 493"])(circa 1860)[A.D. Lytle, Baton Rouge, [LA] Black woman wearing bandanna holding white child, Carte de visite]. https://collections.library.yale.edu/catalog/2004013.