MLA

Warner, Ebenezer, 1733-1811. 1803. Box 1, folder 8. 1775-1846. https://collections.library.yale.edu/catalog/32534131.

APA, 6th edition

Warner, Ebenezer, 1733-1811. (["Box 1, folder 8"])(1775-1846)[1803]. https://collections.library.yale.edu/catalog/32534131.