MLA

Kissinger, Henry, 1923-2023. Notes. Box 257, folder 12. Circa 1964-circa 1966. https://collections.library.yale.edu/catalog/11786706.

APA, 6th edition

Kissinger, Henry, 1923-2023. (["Box 257, folder 12"])(Circa 1964-circa 1966)[Notes]. https://collections.library.yale.edu/catalog/11786706.