MLA

Kissinger, Henry, 1923-2023. Foreword for Nils Orvik. Box 277, folder 6. 1963 May-July. https://collections.library.yale.edu/catalog/11786949.

APA, 6th edition

Kissinger, Henry, 1923-2023. (["Box 277, folder 6"])(1963 May-July)[Foreword for Nils Orvik]. https://collections.library.yale.edu/catalog/11786949.