MLA

Kissinger, Henry, 1923-2023. Gra. Box 94, folder 6. 2004. https://collections.library.yale.edu/catalog/12479268.

APA, 6th edition

Kissinger, Henry, 1923-2023. (["Box 94, folder 6"])(2004)[Gra]. https://collections.library.yale.edu/catalog/12479268.