MLA

Brooks, Cleanth, 1906-1994. Japan. Box 90, folder 1935-36. 1985. https://collections.library.yale.edu/catalog/33262540.

APA, 6th edition

Brooks, Cleanth, 1906-1994. (["Box 90, folder 1935-36"])(1985)[Japan]. https://collections.library.yale.edu/catalog/33262540.