Kennan, George Frost
MLA
Berberova, N. (Nina), 1901-1993. Kennan, George Frost. Box 11, folder 286. 1962-88, n.d.. https://collections.library.yale.edu/catalog/16688004.
APA, 6th edition
Berberova, N. (Nina), 1901-1993. (["Box 11, folder 286"])(1962-88, n.d.)[Kennan, George Frost]. https://collections.library.yale.edu/catalog/16688004.