MLA

Nathan, Robert, 1894-1985. Typescript, corrected. Box 45. 1910-1968. https://collections.library.yale.edu/catalog/33484160.

APA, 6th edition

Nathan, Robert, 1894-1985. (["Box 45"])(1910-1968)[Typescript, corrected]. https://collections.library.yale.edu/catalog/33484160.