Germany. Auswärtiges Amt. (1953). German Foreign Ministry archives, 1867-1920. Whaddon Hall, England. Gen, Library, University of California.
Chicago-viite (17. p.)Germany. Auswärtiges Amt. German Foreign Ministry Archives, 1867-1920. Whaddon Hall, England. Berkeley: Gen, Library, University of California, 1953.
MLA-viite (8. p.)Germany. Auswärtiges Amt. German Foreign Ministry Archives, 1867-1920. Whaddon Hall, England. Gen, Library, University of California, 1953.
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