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 "True, H. A. (Henry A.)","The cowboy, his contribution to our American heritage",,Newcomen Society in North America,1979,Newcomen publication,,,,https://cir.nii.ac.jp/crid/1130282269797775872