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
"Levick, Dwight E. and Kelly, Edward M. and Crooker, Joan E.",Risk management for the travel industry,,Institute of Certified Travel Agents,1983,Advanced study series (Institute of Certified Travel Agents),,0931202086,,https://cir.nii.ac.jp/crid/1130282272331480320