Ruderman, D. B. (2007). Why Periodization Matters: On early modern Jewish culture and Haskalah / David B. Ruderman. Jahrbuch des Simon-Dubnow-Instituts.
Lua i Stíl Chicago (17ú heag.)Ruderman, David B. "Why Periodization Matters: On Early Modern Jewish Culture and Haskalah / David B. Ruderman." Jahrbuch Des Simon-Dubnow-Instituts 2007.
Lua MLA (8ú heag.)Ruderman, David B. "Why Periodization Matters: On Early Modern Jewish Culture and Haskalah / David B. Ruderman." Jahrbuch Des Simon-Dubnow-Instituts, 2007.
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