MLA

Kissinger, Henry, 1923-2023. Capr-Caro. Box 40, folder 3. 2002. https://collections.library.yale.edu/catalog/12482265.

APA, 6th edition

Kissinger, Henry, 1923-2023. (["Box 40, folder 3"])(2002)[Capr-Caro]. https://collections.library.yale.edu/catalog/12482265.