Free Trade Unions (Poland) (English Wikipedia)

Analysis of information sources in references of the Wikipedia article "Free Trade Unions (Poland)" in English language version.

refsWebsite

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2books.google.com

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books.google.com

Kowalski, Werner. Geschichte der sozialistischen arbeiter-internationale: 1923 - 19. Berlin: Dt. Verl. d. Wissenschaften, 1985. p. 319
Blanke, Richard. Orphans of Versailles: The Germans in Western Poland, 1918-1939. Lexington: University Press of Kentucky, 1993. p. 57