Letter to Mrs. Thrale (C 1597.2)
MLA
Boswell, James, 1740-1795. Letter to Mrs. Thrale (C 1597.2). Box 25, folder 584. 1773. https://collections.library.yale.edu/catalog/2038877.
APA, 6th edition
Boswell, James, 1740-1795. (["Box 25, folder 584"])(1773)[Letter to Mrs. Thrale (C 1597.2)]. https://collections.library.yale.edu/catalog/2038877.