MLA

Kissinger, Henry, 1923-2023. An-Ar. Box 576, folder 1. 1990. https://collections.library.yale.edu/catalog/11779748.

APA, 6th edition

Kissinger, Henry, 1923-2023. (["Box 576, folder 1"])(1990)[An-Ar]. https://collections.library.yale.edu/catalog/11779748.