MLA

Thistlewood, Thomas, 1721-1786. 28. Diary. Box 5, folder 28. 1777. https://collections.library.yale.edu/catalog/11872855.

APA, 6th edition

Thistlewood, Thomas, 1721-1786. (["Box 5, folder 28"])(1777)[28. Diary]. https://collections.library.yale.edu/catalog/11872855.