Cite

So

MLA

Kissinger, Henry, 1923-2023. So. Box 470, folder 6. 1983-1984. https://collections.library.yale.edu/catalog/11778209.

APA, 6th edition

Kissinger, Henry, 1923-2023. (["Box 470, folder 6"])(1983-1984)[So]. https://collections.library.yale.edu/catalog/11778209.