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
"Howell, David L.",Elements of the structure of agricultural education in the United States of America,,Unesco,1983,Structures of agricultural education,,9231020560,,https://cir.nii.ac.jp/crid/1130282271594684032