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 "Tiku Takem, John",Theatre and environmental education in Cameroon,,"Eckhard Breitinger, Bayreuth University",2005,Bayreuth African studies series,,3927510920,,https://cir.nii.ac.jp/crid/1130000795065953152