MLA

Kissinger, Henry, 1923-2023. "Kissinger: What Next for the U.S.?," interview by Gary Wierzynski, Time, May 12, 1980. Box 693, folder 13. 1980. https://collections.library.yale.edu/catalog/11781259.

APA, 6th edition

Kissinger, Henry, 1923-2023. (["Box 693, folder 13"])(1980)["Kissinger: What Next for the U.S.?," interview by Gary Wierzynski, Time, May 12, 1980]. https://collections.library.yale.edu/catalog/11781259.