MLA

Kissinger, Henry, 1923-2023. Rockefeller Brothers Fund. Box 51, folder 14. 1961-1968. https://collections.library.yale.edu/catalog/11783353.

APA, 6th edition

Kissinger, Henry, 1923-2023. (["Box 51, folder 14"])(1961-1968)[Rockefeller Brothers Fund]. https://collections.library.yale.edu/catalog/11783353.