MLA

Kissinger, Henry, 1923-2023. Executive Club of the Greater Boston Chamber of Commerce, Nov 29, 1962. Box 251, folder 5. 1962 October-November. https://collections.library.yale.edu/catalog/11786541.

APA, 6th edition

Kissinger, Henry, 1923-2023. (["Box 251, folder 5"])(1962 October-November)[Executive Club of the Greater Boston Chamber of Commerce, Nov 29, 1962]. https://collections.library.yale.edu/catalog/11786541.