MLA

Kissinger, Henry, 1923-2023. Post-Vietnam study. Box 231, folder 7. 1966 October-1967 December. https://collections.library.yale.edu/catalog/11786252.

APA, 6th edition

Kissinger, Henry, 1923-2023. (["Box 231, folder 7"])(1966 October-1967 December)[Post-Vietnam study]. https://collections.library.yale.edu/catalog/11786252.