DUSK: typescript 5 p.
MLA
Richardson, Dorothy M. (Dorothy Miller), 1873-1957. DUSK: typescript 5 p.. Box 8, folder 147. n.d.. https://collections.library.yale.edu/catalog/16495626.
APA, 6th edition
Richardson, Dorothy M. (Dorothy Miller), 1873-1957. (["Box 8, folder 147"])(n.d.)[DUSK: typescript 5 p.]. https://collections.library.yale.edu/catalog/16495626.