MLA

Kissinger, Henry, 1923-2023. Zogby Poll. Box 149, folder 4. 2007. https://collections.library.yale.edu/catalog/12479717.

APA, 6th edition

Kissinger, Henry, 1923-2023. (["Box 149, folder 4"])(2007)[Zogby Poll]. https://collections.library.yale.edu/catalog/12479717.