MLA

Parker, Peter, 1804-1888. Journal 3. 2, folder 4. 1831 January 28-1831 June 18. https://collections.library.yale.edu/catalog/16808705.

APA, 6th edition

Parker, Peter, 1804-1888. (["2, folder 4"])(1831 January 28-1831 June 18)[Journal 3]. https://collections.library.yale.edu/catalog/16808705.