MLA

Kissinger, Henry, 1923-2023. Del-Dem. Box 553, folder 14. 1984-1985. https://collections.library.yale.edu/catalog/11779458.

APA, 6th edition

Kissinger, Henry, 1923-2023. (["Box 553, folder 14"])(1984-1985)[Del-Dem]. https://collections.library.yale.edu/catalog/11779458.