Schapiro, Efim
MLA
Berberova, N. (Nina), 1901-1993. Schapiro, Efim. Box 17, folder 487. 1968-69. https://collections.library.yale.edu/catalog/16688026.
APA, 6th edition
Berberova, N. (Nina), 1901-1993. (["Box 17, folder 487"])(1968-69)[Schapiro, Efim]. https://collections.library.yale.edu/catalog/16688026.