MLA

Kissinger, Henry, 1923-2023. Bloomberg, Michael with Kissinger at reception honoring Phoenix House, Gracie Mansion. Box 226, folder 21. 2004 October 26. https://collections.library.yale.edu/catalog/12480541.

APA, 6th edition

Kissinger, Henry, 1923-2023. (["Box 226, folder 21"])(2004 October 26)[Bloomberg, Michael with Kissinger at reception honoring Phoenix House, Gracie Mansion]. https://collections.library.yale.edu/catalog/12480541.