SNELL, John L. y Hans A. Schmitt: The Democratic Movement in Germany,1789-1914, The University of North Carolina Press, 1976

Deustua, José R.2018-04-122018-04-121977http://revistas.pucp.edu.pe/index.php/historica/article/view/7809/8068application/pdfspainfo:eu-repo/semantics/openAccesshttp://creativecommons.org/licenses/by/4.0HistoriaSNELL, John L. y Hans A. Schmitt: The Democratic Movement in Germany,1789-1914, The University of North Carolina Press, 1976info:eu-repo/semantics/reviewhttps://purl.org/pe-repo/ocde/ford#6.01.01