Παραπομπή σε μορφή APA (7η εκδ.)

Alpern Engel, B. Gesia Gelfman: a Jewish woman on the left in imperial Russia: Barbara Alpern Engel. Jews and leftist politics : Judaism, Israel, antisemitism, and gender.

Παραπομπή σε μορφή Chicago (17η εκδ.)

Alpern Engel, Barbara. "Gesia Gelfman: A Jewish Woman on the Left in Imperial Russia: Barbara Alpern Engel." Jews and Leftist Politics : Judaism, Israel, Antisemitism, and Gender .

Παραπομπή σε μορφή MLA (8th εκδ.)

Alpern Engel, Barbara. "Gesia Gelfman: A Jewish Woman on the Left in Imperial Russia: Barbara Alpern Engel." Jews and Leftist Politics : Judaism, Israel, Antisemitism, and Gender, .