Shōgai gakushū kanren shisaku, jigyō no jittai chōsa to shisaku no taikeika ni tsuite hōkokusho
Publisher: Shōgai Gakushū Suishin Chōnai Renraku Kaigi
Published: 1987
Place of publication: [Urawa-shi]
Language: jpn
Number of pages: 45