MLA

Kissinger, Henry, 1923-2023. Tower Commission. Box 684, folder 5. 1986-1987, undated. https://collections.library.yale.edu/catalog/11781099.

APA, 6th edition

Kissinger, Henry, 1923-2023. (["Box 684, folder 5"])(1986-1987, undated)[Tower Commission]. https://collections.library.yale.edu/catalog/11781099.