Chōfuku shōgai kyōiku no jittai chōsa hōkokusho
By: [henshū Chōfuku Shōgai Kyōiku Kenkyūbu]
Publisher: Kokuritsu Tokushu Kyōiku Sōgō Kenkyūjo Chōfuku Shōgai Kyōiku Kenkyūbu
Published: 1989
Place of publication: Yokohama-shi
Language: jpn
Number of pages: 44