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 "Herrlich, Horst and Strecker, George E",Category theory : an introduction,3rd ed,Heldermann Verlag,2007,Sigma series in pure mathematics,,9783885380016,,https://cir.nii.ac.jp/crid/1130282269476295168