MLA

Kissinger, Henry, 1923-2023. Seminar notes. Box 129, folder 14. Circa 1960s. https://collections.library.yale.edu/catalog/11784611.

APA, 6th edition

Kissinger, Henry, 1923-2023. (["Box 129, folder 14"])(Circa 1960s)[Seminar notes]. https://collections.library.yale.edu/catalog/11784611.