MLA

Simpson, Randolph Linsly, 1927-1992. H.E. Warren & Co., Photographic Artists, 318 Canal St., (Corner South 5th Ave.), New York, NY Half length portrait, seated older lady with hairnet, holding book in left hand. Carte de visite. Box 11, folder 366. circa 1880. https://collections.library.yale.edu/catalog/2003879.

APA, 6th edition

Simpson, Randolph Linsly, 1927-1992. (["Box 11, folder 366"])(circa 1880)[H.E. Warren & Co., Photographic Artists, 318 Canal St., (Corner South 5th Ave.), New York, NY Half length portrait, seated older lady with hairnet, holding book in left hand. Carte de visite]. https://collections.library.yale.edu/catalog/2003879.