MLA

Kissinger, Henry, 1923-2023. Chevy Chase Club. Box 644, folder 9. 1979-1983. https://collections.library.yale.edu/catalog/11780666.

APA, 6th edition

Kissinger, Henry, 1923-2023. (["Box 644, folder 9"])(1979-1983)[Chevy Chase Club]. https://collections.library.yale.edu/catalog/11780666.