MLA

Kissinger, Henry, 1923-2023. Travel authorization. Box 100, folder 7. 1966. https://collections.library.yale.edu/catalog/11784136.

APA, 6th edition

Kissinger, Henry, 1923-2023. (["Box 100, folder 7"])(1966)[Travel authorization]. https://collections.library.yale.edu/catalog/11784136.