MLA

Kissinger, Henry, 1923-2023. China. Box 589, folder 7. 1992. https://collections.library.yale.edu/catalog/11779939.

APA, 6th edition

Kissinger, Henry, 1923-2023. (["Box 589, folder 7"])(1992)[China]. https://collections.library.yale.edu/catalog/11779939.