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 "Impey, Graham and Underhill, Nic",The ELT manager's handbook : practical advice on managing a successful language school,,Heinemann,1994,The teacher development series,,0435240900,,https://cir.nii.ac.jp/crid/1130282269058211072