MLA

Kissinger, Henry, 1923-2023. Transcripts. Box 182, folder 6. 1971 April 9-14. https://collections.library.yale.edu/catalog/12480437.

APA, 6th edition

Kissinger, Henry, 1923-2023. (["Box 182, folder 6"])(1971 April 9-14)[Transcripts]. https://collections.library.yale.edu/catalog/12480437.