Parkes, J. (1939). The jewish problem in the modern world. London: Thornton Butterworth.
Lua i Stíl Chicago (17ú heag.)Parkes, James. The Jewish Problem in the Modern World. London: Thornton Butterworth, 1939.
Lua MLA (8ú heag.)Parkes, James. The Jewish Problem in the Modern World. London: Thornton Butterworth, 1939.
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