MLA

Simpson, Randolph Linsly, 1927-1992. E.R. Gates, Photographer, Woodstock, VT Full length portrait, young girl standing beside prop tree trunk; fancy dress with lace and ruffles. Carte de visite. Box 11, folder 341. circa 1880. https://collections.library.yale.edu/catalog/2003856.

APA, 6th edition

Simpson, Randolph Linsly, 1927-1992. (["Box 11, folder 341"])(circa 1880)[E.R. Gates, Photographer, Woodstock, VT Full length portrait, young girl standing beside prop tree trunk; fancy dress with lace and ruffles. Carte de visite]. https://collections.library.yale.edu/catalog/2003856.