Seishin hattatsu chitaiji ni taisuru gengo ninchi hattatsu shindanhō no kaihatsu to jitsuyōka
Subtitle: Shōwa 61 62 63-nendo Monbushō kagaku kenkyūhi shiken kenkyu (1) kenkyū seika hōkokusho
By: kenkyū daihyōsha Amano Kiyoshi
Publisher: Kokuritsu Kyōiku Kenkyūjo; Amano Kiyoshi
Published: 1989
Place of publication: Tōkyō
Language: jpn
Number of pages: 199