MLA

Kissinger, Henry, 1923-2023. Q. Box 562, folder 11. 1988. https://collections.library.yale.edu/catalog/11779600.

APA, 6th edition

Kissinger, Henry, 1923-2023. (["Box 562, folder 11"])(1988)[Q]. https://collections.library.yale.edu/catalog/11779600.