MLA

House, Edward Mandell, 1858-1938. Final version. Box 298, folder 4. Circa 1928. https://collections.library.yale.edu/catalog/33196277.

APA, 6th edition

House, Edward Mandell, 1858-1938. (["Box 298, folder 4"])(Circa 1928)[Final version]. https://collections.library.yale.edu/catalog/33196277.