MLA

Kissinger, Henry, 1923-2023. Gh. Box 311, folder 2. 1969-1972. https://collections.library.yale.edu/catalog/11774649.

APA, 6th edition

Kissinger, Henry, 1923-2023. (["Box 311, folder 2"])(1969-1972)[Gh]. https://collections.library.yale.edu/catalog/11774649.