MLA

James Kinnier Wilson, Woodstown, New Jersey, Letter to Agnes Ledgerwood Hately Wilson, Cedarville, New Jersey. 0AD. https://collections.library.yale.edu/catalog/16719990.

APA, 6th edition

James Kinnier Wilson, Woodstown, New Jersey, letter to Agnes Ledgerwood Hately Wilson, Cedarville, New Jersey. (0 C.E.). [Correspondence, Manuscripts]. https://collections.library.yale.edu/catalog/16719990.