MLA

Kissinger, Henry, 1923-2023. Speech notes and outlines. Box 240, folder 5. Circa 1956. https://collections.library.yale.edu/catalog/11786339.

APA, 6th edition

Kissinger, Henry, 1923-2023. (["Box 240, folder 5"])(Circa 1956)[Speech notes and outlines]. https://collections.library.yale.edu/catalog/11786339.