MLA

Kissinger, Henry, 1923-2023. Clippings. Box 862, folder 21. 1980 October. https://collections.library.yale.edu/catalog/11776216.

APA, 6th edition

Kissinger, Henry, 1923-2023. (["Box 862, folder 21"])(1980 October)[Clippings]. https://collections.library.yale.edu/catalog/11776216.