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 "Institute for Research into Mental and Multiple Handicap. Study Group 7 and Institute for Research into Mental and Multiple Handicap and O'Connor, Neil","Language, cognitive deficits, and retardation",,Published for the Institute for Research into Mental and Multiple Handicap [by] Butterworth,1975,Study group,,0407000070,,https://cir.nii.ac.jp/crid/1130000798095870592