Oppenheim, I. (1990). The ideological background to the "Hehaluts" movement in Russia and Poland in the 1920s: Parallels and divergences. Polin.
Chicago-viite (17. p.)Oppenheim, Israel. "The Ideological Background to the "Hehaluts" Movement in Russia and Poland in the 1920s: Parallels and Divergences." Polin 1990.
MLA-viite (8. p.)Oppenheim, Israel. "The Ideological Background to the "Hehaluts" Movement in Russia and Poland in the 1920s: Parallels and Divergences." Polin, 1990.
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