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
"North, F. J. (Frederick John) and Campbell, Bruce and Scott, Richenda",Snowdonia : the national park of North Wales,,Collins,1949,New naturalist,,,,https://cir.nii.ac.jp/crid/1130000794306600704