MLA

Kissinger, Henry, 1923-2023. La. Box 416, folder 7. 1973-1978. https://collections.library.yale.edu/catalog/11777526.

APA, 6th edition

Kissinger, Henry, 1923-2023. (["Box 416, folder 7"])(1973-1978)[La]. https://collections.library.yale.edu/catalog/11777526.