Kankyō eikyō hyōkasho no gaiyō
Subtitle: Jūtaku Toshi Seibi Kōdan Aoto Danchi tatekae jigyō
By: [henshū Tōkyō-to Kankyō Hozenkyoku Kankyō Kanribu Kankyō Eikyō Hyōka Shinsashitsu]
Publisher: Tōkyō-to
Published: 1991
Place of publication: Tōkyō
Language: jpn
Number of pages: 67