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 "Melissen, Frans and Sauer, Lieke",Improving sustainability in the hospitality industry,,Routledge,2019,Hospitality essentials series,,9781138057708,,https://cir.nii.ac.jp/crid/1130017102589183387