MLA

Kissinger, Henry, 1923-2023. Fourth Annual Conference with Former Secretaries of State, Southern Center for International Studies (SCIS), Nov 21, 1986. Box 705, folder 8. 1986. https://collections.library.yale.edu/catalog/11781505.

APA, 6th edition

Kissinger, Henry, 1923-2023. (["Box 705, folder 8"])(1986)[Fourth Annual Conference with Former Secretaries of State, Southern Center for International Studies (SCIS), Nov 21, 1986]. https://collections.library.yale.edu/catalog/11781505.