Hokkaidō no yagai katsudō
Subtitle: yagai katsudō o susumeru tame ni
By: [henshū Hokkaidō Kyōikuchō Shōgai Gakushūbu Supōtsu Hoken Taiikuka]
Publisher: Hokkaidō Kyōiku Iinkai
Published: 1990
Place of publication: Sapporo-shi
Language: jpn
Number of pages: 170