Huss, B. (2024). "There are so Many Ways of Spiritual Development": Shmuel Hugo Bergmann's Interests in Western Esoteric and Alternative Spiritual Currents. Shmuel Hugo Bergmann : A Life between Prague and Jerusalem.
Chicago-viite (17. p.)Huss, Boaz. ""There Are so Many Ways of Spiritual Development": Shmuel Hugo Bergmann's Interests in Western Esoteric and Alternative Spiritual Currents." Shmuel Hugo Bergmann : A Life Between Prague and Jerusalem 2024.
MLA-viite (8. p.)Huss, Boaz. ""There Are so Many Ways of Spiritual Development": Shmuel Hugo Bergmann's Interests in Western Esoteric and Alternative Spiritual Currents." Shmuel Hugo Bergmann : A Life Between Prague and Jerusalem, 2024.
Varoitus: Nämä viitteet eivät aina ole täysin luotettavia.