MLA

Kissinger, Henry, 1923-2023. Sh. Box 446, folder 5. 1978-1981. https://collections.library.yale.edu/catalog/11777915.

APA, 6th edition

Kissinger, Henry, 1923-2023. (["Box 446, folder 5"])(1978-1981)[Sh]. https://collections.library.yale.edu/catalog/11777915.