MLA

Kissinger, Henry, 1923-2023. Die-Dil. Box 70, folder 4. 2003. https://collections.library.yale.edu/catalog/12481830.

APA, 6th edition

Kissinger, Henry, 1923-2023. (["Box 70, folder 4"])(2003)[Die-Dil]. https://collections.library.yale.edu/catalog/12481830.