MLA

Kissinger, Henry, 1923-2023. Program structure. Box 128, folder 5. Circa 1956-circa 1968. https://collections.library.yale.edu/catalog/11784581.

APA, 6th edition

Kissinger, Henry, 1923-2023. (["Box 128, folder 5"])(Circa 1956-circa 1968)[Program structure]. https://collections.library.yale.edu/catalog/11784581.