Author,Title,Edition,Publisher,Year,Series,Number,ISBN,ISSN,URL
United States. National Archives and Records Service and United States. Dept. of State,"Records of the Department of State relating to political relations between Austria-Hungary and Hungary and other states, 1920-29",,"National Archives, National Archives and Records Service, General Services Administration",1968,National Archives microfilm publications,,,,https://cir.nii.ac.jp/crid/1130282269539826048