MLA

Kissinger, Henry, 1923-2023. Korea. Box 782, folder 33. 1998. https://collections.library.yale.edu/catalog/11776998.

APA, 6th edition

Kissinger, Henry, 1923-2023. (["Box 782, folder 33"])(1998)[Korea]. https://collections.library.yale.edu/catalog/11776998.