MLA

Kissinger, Henry, 1923-2023. Aden, Robert and family with Kissinger. Box 225, folder 25. 2003 June 17, undated. https://collections.library.yale.edu/catalog/12480563.

APA, 6th edition

Kissinger, Henry, 1923-2023. (["Box 225, folder 25"])(2003 June 17, undated)[Aden, Robert and family with Kissinger]. https://collections.library.yale.edu/catalog/12480563.