MLA

Kissinger, Henry, 1923-2023. Doty, Paul. Box 296, folder 12. 1968-1969. https://collections.library.yale.edu/catalog/11774428.

APA, 6th edition

Kissinger, Henry, 1923-2023. (["Box 296, folder 12"])(1968-1969)[Doty, Paul]. https://collections.library.yale.edu/catalog/11774428.