MLA

Williams, Jonathan, 1929-2008. T2193-T2476. Box 43. 1976-1994. https://collections.library.yale.edu/catalog/2052234.

APA, 6th edition

Williams, Jonathan, 1929-2008. (["Box 43"])(1976-1994)[T2193-T2476]. https://collections.library.yale.edu/catalog/2052234.