MLA

Kissinger, Henry, 1923-2023. Moore, Jonathan. Box 302, folder 5. 1968. https://collections.library.yale.edu/catalog/11774526.

APA, 6th edition

Kissinger, Henry, 1923-2023. (["Box 302, folder 5"])(1968)[Moore, Jonathan]. https://collections.library.yale.edu/catalog/11774526.