MLA

Simpson, Randolph Linsly, 1927-1992. J.N. Wilson, Savannah, Georgia Five young boys, possibly chimney sweeps; two kneel, three stand; dark clothes, hats, tools, barefoot. Carte de visite. Box 11, folder 492. undated. https://collections.library.yale.edu/catalog/2004012.

APA, 6th edition

Simpson, Randolph Linsly, 1927-1992. (["Box 11, folder 492"])(undated)[J.N. Wilson, Savannah, Georgia Five young boys, possibly chimney sweeps; two kneel, three stand; dark clothes, hats, tools, barefoot. Carte de visite]. https://collections.library.yale.edu/catalog/2004012.