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
"Laws, G. Malcolm, Jr.",American balladry from British broadsides : a guide for students and collectors of traditional song,,American Folklore Society,1957,Publications of the American Folklore Society,,,,https://cir.nii.ac.jp/crid/1130000796357462528