MLA

Berberova, N. (Nina), 1901-1993. Passports. Box 48, folder 1130. 1950-87. https://collections.library.yale.edu/catalog/10079616.

APA, 6th edition

Berberova, N. (Nina), 1901-1993. (["Box 48, folder 1130"])(1950-87)[Passports]. https://collections.library.yale.edu/catalog/10079616.