MLA

Simpson, Randolph Linsly, 1927-1992. Fisher & Monfort, Plainfield, N.J. Three quarter length portrait, lady in plaid dress, hands resting on carpeted balustrade. Cabinet photograph. Box 9, folder 173. circa 1890. https://collections.library.yale.edu/catalog/2002225.

APA, 6th edition

Simpson, Randolph Linsly, 1927-1992. (["Box 9, folder 173"])(circa 1890)[Fisher & Monfort, Plainfield, N.J. Three quarter length portrait, lady in plaid dress, hands resting on carpeted balustrade. Cabinet photograph]. https://collections.library.yale.edu/catalog/2002225.