MLA

Kissinger, Henry, 1923-2023. Dechamps, Bruno. Box 16, folder 10. 1960-1963. https://collections.library.yale.edu/catalog/11782581.

APA, 6th edition

Kissinger, Henry, 1923-2023. (["Box 16, folder 10"])(1960-1963)[Dechamps, Bruno]. https://collections.library.yale.edu/catalog/11782581.