MLA

Kissinger, Henry, 1923-2023. Correspondence-Nancy Hanks. Box 136, folder 3. 1958-1968. https://collections.library.yale.edu/catalog/11784736.

APA, 6th edition

Kissinger, Henry, 1923-2023. (["Box 136, folder 3"])(1958-1968)[Correspondence-Nancy Hanks]. https://collections.library.yale.edu/catalog/11784736.