Cite

ALS from an unidentified correspondent, n.p.

MLA

ALS from an Unidentified Correspondent, N.p. 0AD. https://collections.library.yale.edu/catalog/9998339.

APA, 6th edition

ALS from an unidentified correspondent, n.p. (0 C.E.). https://collections.library.yale.edu/catalog/9998339.