MLA

Lee, Richard C. (Richard Charles), 1916-2003. Miscellaneous. Box 142, folder 2424-2426. 1962 March. https://collections.library.yale.edu/catalog/10015076.

APA, 6th edition

Lee, Richard C. (Richard Charles), 1916-2003. (["Box 142, folder 2424-2426"])(1962 March)[Miscellaneous]. https://collections.library.yale.edu/catalog/10015076.