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 United States Tennis Association,USTA's 10 keys to mastering tennis : better practice for better play,,Human Kinetics,1997,The USTA player development series,,,,https://cir.nii.ac.jp/crid/1130282273278586624