"Agnes: -- Thoughts on Her Marriage," typescript carbon
MLA
Boulton, Agnes, 1893-1968. "Agnes: -- Thoughts on Her Marriage," typescript carbon. Box 4, folder 148. n.d.. https://collections.library.yale.edu/catalog/17175840.
APA, 6th edition
Boulton, Agnes, 1893-1968. (["Box 4, folder 148"])(n.d.)["Agnes: -- Thoughts on Her Marriage," typescript carbon]. https://collections.library.yale.edu/catalog/17175840.