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 "Fennell, David A. and Cooper, Christopher P.","Sustainable tourism : principles, contexts and practices",,Channel View Publications,2020,Aspects of tourism texts,,9781845417659,,https://cir.nii.ac.jp/crid/1130003902022907008