著者名,論文名,雑誌名,ISSN,出版者名,出版日付,巻,号,ページ,URL,URL(DOI) Carol Stoel-Gammon,Phonological development in Down syndrome,Mental Retardation and Developmental Disabilities Research Reviews,1080-4013,Wiley,1997,3,4,300-306,https://cir.nii.ac.jp/crid/1361137043406821120,https://doi.org/10.1002/(sici)1098-2779(1997)3:4<300::aid-mrdd4>3.0.co;2-r