MLA

Kissinger, Henry, 1923-2023. "Should Richard Nixon's Papers Be Public?" by John Ehrlichman, Parade, Nov 30, 1986. Box 705, folder 10. 1986. https://collections.library.yale.edu/catalog/11781507.

APA, 6th edition

Kissinger, Henry, 1923-2023. (["Box 705, folder 10"])(1986)["Should Richard Nixon's Papers Be Public?" by John Ehrlichman, Parade, Nov 30, 1986]. https://collections.library.yale.edu/catalog/11781507.