Partit Socialdemòcrata Independent d'Alemanya (Catalan Wikipedia)

Analysis of information sources in references of the Wikipedia article "Partit Socialdemòcrata Independent d'Alemanya" in Catalan language version.

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1,849^th place

2^nd place

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Joseph A. Biesinger. Germany: A Reference Guide from the Renaissance to the Present. Infobase Publishing, 1 gener 2006, p. 755–. ISBN 978-0-8160-7471-6.
Broué, Pierre. The German Revolution, 1917-1923 (en anglès). Haymarket Books, 2006, p. 445. ISBN 1931859329.
Labour and Socialist International. Kongress-Protokolle der Sozialistischen Arbeiter-Internationale – B. 3.1 Brüssel 1928^{[Enllaç no actiu]}. Glashütten im Taunus: D. Auvermann, 1974. p. IV. 41