MLA

Kissinger, Henry, 1923-2023. Ge. Box 311, folder 1. 1969-1975. https://collections.library.yale.edu/catalog/11774648.

APA, 6th edition

Kissinger, Henry, 1923-2023. (["Box 311, folder 1"])(1969-1975)[Ge]. https://collections.library.yale.edu/catalog/11774648.