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 Agency for Instructional Technology and ジェムコ出版,Africa -- south of the Sahara : how do people use their environment?,,Gemco,1988,Gemco video library,,,,https://cir.nii.ac.jp/crid/1130000794175473152