MLA

Kissinger, Henry, 1923-2023. Wh. Box 324, folder 6. 1968-1973. https://collections.library.yale.edu/catalog/11774850.

APA, 6th edition

Kissinger, Henry, 1923-2023. (["Box 324, folder 6"])(1968-1973)[Wh]. https://collections.library.yale.edu/catalog/11774850.