Outing in the hills
MLA
Barnes, Viola Florence, 1885-1979. Outing in the hills. Box 1, folder 3. circa 1916-1919. https://collections.library.yale.edu/catalog/10014309.
APA, 6th edition
Barnes, Viola Florence, 1885-1979. (["Box 1, folder 3"])(circa 1916-1919)[Outing in the hills]. https://collections.library.yale.edu/catalog/10014309.