Author,Title,Edition,Publisher,Year,Series,Number,ISBN,ISSN,URL
"横山, 元昭 and 桜井, 幹男",旅行・航空,,実務教育出版,1989,比較日本の会社,,"4788912708,4788912864,4788915162,4788915324,4788915472,4788915634,4788915790,4788915952,4788918161,4788918323,4788918501,4788918692",,https://cir.nii.ac.jp/crid/1130000794796713600