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 "Sundh, Stellan",Swedish school leavers' oral proficiency in English : grading of production and analysis of performance,,"Uppsala Universitet,Uppsala Univesity Library, [distributor]",2003,Acta Universitatis Upsaliensis,,9155456812,,https://cir.nii.ac.jp/crid/1130000795955204096