MLA

Kissinger, Henry, 1923-2023. "Record of Failure of the Democratic Administration," University of Southern California. Box 176, folder 7. 1964 February-April. https://collections.library.yale.edu/catalog/11785376.

APA, 6th edition

Kissinger, Henry, 1923-2023. (["Box 176, folder 7"])(1964 February-April)["Record of Failure of the Democratic Administration," University of Southern California]. https://collections.library.yale.edu/catalog/11785376.