United States. Consulate (Bremen, Germany), & United States. National Archives and Records Service. (1959). Despatches from United States consuls in Bremen, 1794-1906. National Archives, National Archives and Records Service, General Services Administration.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)United States. Consulate (Bremen, Germany), و United States. National Archives and Records Service. Despatches from United States Consuls in Bremen, 1794-1906. Washington: National Archives, National Archives and Records Service, General Services Administration, 1959.
توثيق جمعية اللغة المعاصرة MLA (الطبعة الثامنة)United States. Consulate (Bremen, Germany), و United States. National Archives and Records Service. Despatches from United States Consuls in Bremen, 1794-1906. National Archives, National Archives and Records Service, General Services Administration, 1959.