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
Pacific Tourism Consultants,Tourism development masterplan for Northerh Luzon : a report for the Philippine tourism authority,,Pacific Tourism Consultants,1981,Northern Luzon tourism development study,,,,https://cir.nii.ac.jp/crid/1130000794600945920