Zenkoku nanchō, gengo shōgai gakkyū jittai chōsa hōkokusho
Subtitle: shinshin shōgaiji no kyōiku shidō no kaizen ni kansuru chōsa fukyū jigyō
By: [henshū Shōkaku, Gengo Shōgai Kyōiku Kenkyūbu]
Edition: Heisei 4-nendo
Series: Tokushuken -- B-92
Publisher: Kokuritsu Tokushu Kyōiku Sōgō Kenkyūjo Chōkaku, Gengo Shōgai Kyōiku Kenkyūbu
Published: 1993
Place of publication: Yokosuka-shi
Language: jpn
Number of pages: 65
Subjects: Hearing impaired children; Education; Study and teaching; Physically handicappted children; Speech disorders in children
Notes: Cover title.