Author,Title,Edition,Publisher,Year,Series,Number,ISBN,ISSN,URL
"Halecki, Oskar and Free Europe Committee. Mid-European Studies Center",Poland,,"Published for the Mid-European Studies Center of the Free Europe Committee, by Atrantic books, F. A. Praeger",1957,East-Central Europe under the Communists,,,,https://cir.nii.ac.jp/crid/1130282271782316672