MLA

Kissinger, Henry, 1923-2023. Ro. Box 544, folder 15. 1998-1999. https://collections.library.yale.edu/catalog/11779324.

APA, 6th edition

Kissinger, Henry, 1923-2023. (["Box 544, folder 15"])(1998-1999)[Ro]. https://collections.library.yale.edu/catalog/11779324.