MLA

Kissinger, Henry, 1923-2023. News releases and advertising. Box 264, folder 4. 1957-1958. https://collections.library.yale.edu/catalog/11786779.

APA, 6th edition

Kissinger, Henry, 1923-2023. (["Box 264, folder 4"])(1957-1958)[News releases and advertising]. https://collections.library.yale.edu/catalog/11786779.