著者名,書名,版表示,出版者名,出版年,シリーズ名,番号,ISBN,ISSN,URL "Tanner, Adam","Eastern Europe on $30 a day : Bulgaria, the Czech & Slovak Repubulics, Hungary, Poland & Romania",4th ed,Prentice Hall Travel,1993,A Frommer book,,0671848925,,https://cir.nii.ac.jp/crid/1130000798244542848