AUGUST: typescript 3 p.
MLA
Richardson, Dorothy M. (Dorothy Miller), 1873-1957. AUGUST: typescript 3 p.. Box 8, folder 138. n.d.. https://collections.library.yale.edu/catalog/16495621.
APA, 6th edition
Richardson, Dorothy M. (Dorothy Miller), 1873-1957. (["Box 8, folder 138"])(n.d.)[AUGUST: typescript 3 p.]. https://collections.library.yale.edu/catalog/16495621.