MLA

Kissinger, Henry, 1923-2023. Balance of payments. Box 186, folder 13. 1963 December. https://collections.library.yale.edu/catalog/11785574.

APA, 6th edition

Kissinger, Henry, 1923-2023. (["Box 186, folder 13"])(1963 December)[Balance of payments]. https://collections.library.yale.edu/catalog/11785574.