MLA

Kissinger, Henry, 1923-2023. German Research Program, general. Box 125, folder 8. Circa 1968. https://collections.library.yale.edu/catalog/11784529.

APA, 6th edition

Kissinger, Henry, 1923-2023. (["Box 125, folder 8"])(Circa 1968)[German Research Program, general]. https://collections.library.yale.edu/catalog/11784529.