MLA

Simpson, Randolph Linsly, 1927-1992. Unknown photographer Young woman in shorts sits on set of Sloppy Joe's Bar. Photographic postcard. Box 27. circa 1925. https://collections.library.yale.edu/catalog/2042536.

APA, 6th edition

Simpson, Randolph Linsly, 1927-1992. (["Box 27"])(circa 1925)[Unknown photographer Young woman in shorts sits on set of Sloppy Joe's Bar. Photographic postcard]. https://collections.library.yale.edu/catalog/2042536.