Sorkin, D. (2000). The Berlin Haskalah and German religious thought: Orphans of knowledge. Vallentine Mitchell.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रSorkin, David. The Berlin Haskalah and German Religious Thought: Orphans of Knowledge. London [u.a.]: Vallentine Mitchell, 2000.
एमएलए (8वां संस्करण) प्रशस्ति पत्रSorkin, David. The Berlin Haskalah and German Religious Thought: Orphans of Knowledge. Vallentine Mitchell, 2000.
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