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
"Wolfskehl, Karl and Wolfskehl, Hanna and Gundolf, Friedrich","Briefwechsel mit Friedrich Gundolf, 1899-1931",,Castrum Peregrini,1976,Publications of the Institute of Germanic Studies,,9060340329,,https://cir.nii.ac.jp/crid/1130282271111958784