MLA

Kissinger, Henry, 1923-2023. "Harvard University International Seminar," Asia Foundation Program Bulletin, Jun 1965. Box 687, folder 2. 1965. https://collections.library.yale.edu/catalog/11781121.

APA, 6th edition

Kissinger, Henry, 1923-2023. (["Box 687, folder 2"])(1965)["Harvard University International Seminar," Asia Foundation Program Bulletin, Jun 1965]. https://collections.library.yale.edu/catalog/11781121.