Shōhizei no chūshō gigyōsha no jimu futan tō ni hairyoshita sho sochi ni kansuru kihonteki kangaekata
Subtitle: Jisshi Jōkyō Fofōappu Shōiinkai hōkoku
Publisher: Zeisei Chōsakai
Published: 1990
Place of publication: [Tokyo?]
Language: jpn