MLA

Edwards, Jonathan, 1703-1758. Whiting, Mason[?]. Box 27, folder 1482. 1813 Jun 15. https://collections.library.yale.edu/catalog/10985851.

APA, 6th edition

Edwards, Jonathan, 1703-1758. (["Box 27, folder 1482"])(1813 Jun 15)[Whiting, Mason[?]]. https://collections.library.yale.edu/catalog/10985851.