MLA

Kissinger, Henry, 1923-2023. Strategy for Peace Conferences. Box 57, folder 9. 1959-1964. https://collections.library.yale.edu/catalog/11783486.

APA, 6th edition

Kissinger, Henry, 1923-2023. (["Box 57, folder 9"])(1959-1964)[Strategy for Peace Conferences]. https://collections.library.yale.edu/catalog/11783486.