MLA

Kissinger, Henry, 1923-2023. Ru. Box 457, folder 5. 1982. https://collections.library.yale.edu/catalog/11778045.

APA, 6th edition

Kissinger, Henry, 1923-2023. (["Box 457, folder 5"])(1982)[Ru]. https://collections.library.yale.edu/catalog/11778045.