Akushū taisaku manyuaru.
By: [henshū Kankyō Taisakuka Taikigakari].
Contributors: Hokkaido (Japan). Kankyō Taisakuka. Taikigakari.
Publisher: Hokkaidō Hoken Kankyōbu
Published: 1989
Place of publication: [Sapporo-shi]
Language: jpn
Number of pages: 123
Subjects: Air quality management -- Japan.; Air pollution -- Japan.
Notes: Cover title.