MLA

Kissinger, Henry, 1923-2023. Riesman, David. Box 51, folder 7. 1957-1959. https://collections.library.yale.edu/catalog/11783346.

APA, 6th edition

Kissinger, Henry, 1923-2023. (["Box 51, folder 7"])(1957-1959)[Riesman, David]. https://collections.library.yale.edu/catalog/11783346.