Seito ga sekkyokuteki ni torikumu gengo katsudō no arikata ni kansuru kenkyū
Subtitle: gakushū iyoku o takameru eigoka no jugyō o mezashite
By: Imai Shōei.
Series: Kenkyū hōkoku -- 18
Publisher: Ōsaka-shi Kyōiku Sentā
Published: 2007
Place of publication: Ōsaka-shi
Language: jpn
Number of pages: 28