MLA

Kissinger, Henry, 1923-2023. Schedule. Box 365, folder 8. 1976 June. https://collections.library.yale.edu/catalog/11775460.

APA, 6th edition

Kissinger, Henry, 1923-2023. (["Box 365, folder 8"])(1976 June)[Schedule]. https://collections.library.yale.edu/catalog/11775460.