MLA

Kissinger, Henry, 1923-2023. Cheever, Daniel. Box 12, folder 19. 1950-1962. https://collections.library.yale.edu/catalog/11782502.

APA, 6th edition

Kissinger, Henry, 1923-2023. (["Box 12, folder 19"])(1950-1962)[Cheever, Daniel]. https://collections.library.yale.edu/catalog/11782502.