MLA

Kissinger, Henry, 1923-2023. Notes, miscellaneous. Box 284, folder 7. Circa 1960s. https://collections.library.yale.edu/catalog/11787082.

APA, 6th edition

Kissinger, Henry, 1923-2023. (["Box 284, folder 7"])(Circa 1960s)[Notes, miscellaneous]. https://collections.library.yale.edu/catalog/11787082.