MLA

Kissinger, Henry, 1923-2023. "What is the Atlantic Partnership" and "European Problems" speech outlines. Box 254, folder 26. Undated, circa 1955-circa 1968. https://collections.library.yale.edu/catalog/11786665.

APA, 6th edition

Kissinger, Henry, 1923-2023. (["Box 254, folder 26"])(Undated, circa 1955-circa 1968)["What is the Atlantic Partnership" and "European Problems" speech outlines]. https://collections.library.yale.edu/catalog/11786665.