MLA

Kissinger, Henry, 1923-2023. Suggestions for deturs. Box 70, folder 11. Circa 1947-circa 1950. https://collections.library.yale.edu/catalog/11783754.

APA, 6th edition

Kissinger, Henry, 1923-2023. (["Box 70, folder 11"])(Circa 1947-circa 1950)[Suggestions for deturs]. https://collections.library.yale.edu/catalog/11783754.