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 "Brooks, Alfred H. (Alfred Hulse)","Preliminary report on the Ketchikan mining district, Alaska, with an introductory sketch of the geology of southeastern Alaska",,Govt. print. off.,1902,Geological Survey professional paper,,,,https://cir.nii.ac.jp/crid/1130282273127411968