MLA

Simpson, Randolph Linsly, 1927-1992. B. Bloch, Artist, 181 Myrtle Avenue, Brooklyn, NY Full length double portrait, two young men standing, three piece suits and walking sticks and top hats. One hat says "Try it" the other: "Higgins German Laundry Soap is the Best." Carte de visite. Box 11, folder 392. circa 1880. https://collections.library.yale.edu/catalog/2003899.

APA, 6th edition

Simpson, Randolph Linsly, 1927-1992. (["Box 11, folder 392"])(circa 1880)[B. Bloch, Artist, 181 Myrtle Avenue, Brooklyn, NY Full length double portrait, two young men standing, three piece suits and walking sticks and top hats. One hat says "Try it" the other: "Higgins German Laundry Soap is the Best." Carte de visite]. https://collections.library.yale.edu/catalog/2003899.