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 "Trettin, Hans Peter and Decade of North American Geology (U.S.)",Geology of the Innuitian Orogen and Arctic Platform of Canada and Greenland,,Geological Survey of Canada,1991,The Geology of North America,,0660131315,,https://cir.nii.ac.jp/crid/1130000793706208512