National security memorandum
MLA
Kissinger, Henry, 1923-2023. National security memorandum. Box 225, folder 18. 1968 October. https://collections.library.yale.edu/catalog/11786195.
APA, 6th edition
Kissinger, Henry, 1923-2023. (["Box 225, folder 18"])(1968 October)[National security memorandum]. https://collections.library.yale.edu/catalog/11786195.