Heilbronner O. The Nazi Party Seizure of Power - The Black Forest Region as a Case Study. Jerusalem: Magnes Press; 1993. Available at: http://www.magnespress.co.il/Book/%D7%A2%D7%9C%D7%99%D7%99%D7%AA+%D7%94%D7%9E%D7%A4%D7%9C%D7%92%D7%94+%D7%94%D7%A0%D7%90%D7%A6%D7%99%D7%AA+%D7%9C%D7%A9%D7%9C%D7%98%D7%95%D7%9F.aspx?name=%D7%A2%D7%9C%D7%99%D7%99%D7%AA+%D7%94%D7%9E%D7%A4%D7%9C%D7%92%D7%94+%.