MLA

Kissinger, Henry, 1923-2023. Lynch, William. Box 39, folder 11. 1967. https://collections.library.yale.edu/catalog/11783093.

APA, 6th edition

Kissinger, Henry, 1923-2023. (["Box 39, folder 11"])(1967)[Lynch, William]. https://collections.library.yale.edu/catalog/11783093.