MLA

Edwards, Jonathan, 1703-1758. Pratt, Jeremiah. Box 26, folder 1454. 1801 Jun 4. https://collections.library.yale.edu/catalog/10956704.

APA, 6th edition

Edwards, Jonathan, 1703-1758. (["Box 26, folder 1454"])(1801 Jun 4)[Pratt, Jeremiah]. https://collections.library.yale.edu/catalog/10956704.