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 National Education Association of the United States. Research Division,"Studies of utilization of staff, buildings, and audio-visual aids in the public schools",,"Research Division, National Education Association of the United States",1959,Research report,,,,https://cir.nii.ac.jp/crid/1130282271324041984