Ludewig, A. (2024). "The Lifeline": Max Brod and Hugo Bergmann. Shmuel Hugo Bergmann : A Life between Prague and Jerusalem.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रLudewig, Anna-Dorothea. ""The Lifeline": Max Brod and Hugo Bergmann." Shmuel Hugo Bergmann : A Life Between Prague and Jerusalem 2024.
एमएलए (8वां संस्करण) प्रशस्ति पत्रLudewig, Anna-Dorothea. ""The Lifeline": Max Brod and Hugo Bergmann." Shmuel Hugo Bergmann : A Life Between Prague and Jerusalem, 2024.
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