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 Maine. State Board of Health,"Seventh annual report of the State Board of Health of the state of Maine for the year ending December 31, 1891",,Research Publications,1987,History of education,,,,https://cir.nii.ac.jp/crid/1130000795645155072