So-Su
MLA
Kissinger, Henry, 1923-2023. So-Su. Box 594, folder 9. 1994. https://collections.library.yale.edu/catalog/11780010.
APA, 6th edition
Kissinger, Henry, 1923-2023. (["Box 594, folder 9"])(1994)[So-Su]. https://collections.library.yale.edu/catalog/11780010.