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 "Parsons Project in Language and Communication of Mentally Retarded Children and Schiefelbusch, Richard L.",Language studies of mentally retarded children : a report of the Parsons Project in Language and Communication of Mentally Retarded Children,,American Speech and Hearing Association,1963,The Journal of speech and hearing disorders. Monograph supplement,,,,https://cir.nii.ac.jp/crid/1130000794438858624