MLA

Kissinger, Henry, 1923-2023. Transcripts. Box 183, folder 4. 1971 June 18-21. https://collections.library.yale.edu/catalog/12480558.

APA, 6th edition

Kissinger, Henry, 1923-2023. (["Box 183, folder 4"])(1971 June 18-21)[Transcripts]. https://collections.library.yale.edu/catalog/12480558.