Cite

Yeats, William Butler, 1865-1939. TLS, Rathfarnham, Dublin

MLA

Drinkwater, John, 1882-1937. Yeats, William Butler, 1865-1939. TLS, Rathfarnham, Dublin. Box 9, folder 398. n.d.. https://collections.library.yale.edu/catalog/2036585.

APA, 6th edition

Drinkwater, John, 1882-1937. (["Box 9, folder 398"])(n.d.)[Yeats, William Butler, 1865-1939. TLS, Rathfarnham, Dublin]. https://collections.library.yale.edu/catalog/2036585.