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 "Bhutan. Department of Education, Ministry for Social Services",Dechen's cat and Dorji's dog,,Department of Education,1992,Druk English Development Programme : class PP,,,,https://cir.nii.ac.jp/crid/1130000795774562560