MLA

Kissinger, Henry, 1923-2023. Press conference material. Box 193, folder 2. 1963 October. https://collections.library.yale.edu/catalog/11785702.

APA, 6th edition

Kissinger, Henry, 1923-2023. (["Box 193, folder 2"])(1963 October)[Press conference material]. https://collections.library.yale.edu/catalog/11785702.