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 "Gray, John","African music : a bibliographical guide to the traditional, popular, art, and liturgical musics of Sub-Saharan Africa",,Greenwood Press,1991,African special bibliographic series,,0313277699,,https://cir.nii.ac.jp/crid/1130282269709089792