MLA

Kissinger, Henry, 1923-2023. Southeast Asia statement. Box 160, folder 5. 1964 May. https://collections.library.yale.edu/catalog/11785169.

APA, 6th edition

Kissinger, Henry, 1923-2023. (["Box 160, folder 5"])(1964 May)[Southeast Asia statement]. https://collections.library.yale.edu/catalog/11785169.