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 "Nicolaisen, Wilhelm Frits Hermann and State University of New York at Binghamton. Center for Medieval and Early Renaissance Studies. Conference",Oral tradition in the Middle Ages,,Medieval & Renaissance Texts & Studies,1995,Medieval & Renaissance texts & studies,,0866981659,,https://cir.nii.ac.jp/crid/1130000796880695040