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 Papal States (Holy See) and other States, 1910-29",,"National Archives, National Archives and Records Service, General Services Administration",1963,National Archives microfilm publications,,,,https://cir.nii.ac.jp/crid/1130282271526863872