MLA

Kissinger, Henry, 1923-2023. Wh. Box 525, folder 9. 1993-1994. https://collections.library.yale.edu/catalog/11779005.

APA, 6th edition

Kissinger, Henry, 1923-2023. (["Box 525, folder 9"])(1993-1994)[Wh]. https://collections.library.yale.edu/catalog/11779005.