MLA

Kissinger, Henry, 1923-2023. Ailes, Roger. Box 116, folder 7. 2006. https://collections.library.yale.edu/catalog/12479656.

APA, 6th edition

Kissinger, Henry, 1923-2023. (["Box 116, folder 7"])(2006)[Ailes, Roger]. https://collections.library.yale.edu/catalog/12479656.