MLA

Kissinger, Henry, 1923-2023. Schw-Scow. Box 145, folder 5. 2007. https://collections.library.yale.edu/catalog/12479863.

APA, 6th edition

Kissinger, Henry, 1923-2023. (["Box 145, folder 5"])(2007)[Schw-Scow]. https://collections.library.yale.edu/catalog/12479863.