Chapter I, Oct 29, 1957 [copy 1]
MLA
Kissinger, Henry, 1923-2023. Chapter I, Oct 29, 1957 [copy 1]. Box 138, folder 20. 1957 October. https://collections.library.yale.edu/catalog/11784791.
APA, 6th edition
Kissinger, Henry, 1923-2023. (["Box 138, folder 20"])(1957 October)[Chapter I, Oct 29, 1957 [copy 1]]. https://collections.library.yale.edu/catalog/11784791.