Schwändt, E. (1960). Index of microfilmed records of the German Foreign Ministry and the Reich's Chancellery covering the Weimar period, deposited at the National Archives. The National Archives, National Archives and Records Service, General Services Administration.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Schwändt, Ernst. Index of Microfilmed Records of the German Foreign Ministry and the Reich's Chancellery Covering the Weimar Period, Deposited at the National Archives. Washington, D.C.: The National Archives, National Archives and Records Service, General Services Administration, 1960.
توثيق جمعية اللغة المعاصرة MLA (الطبعة الثامنة)Schwändt, Ernst. Index of Microfilmed Records of the German Foreign Ministry and the Reich's Chancellery Covering the Weimar Period, Deposited at the National Archives. The National Archives, National Archives and Records Service, General Services Administration, 1960.