Jigo chōsa hōkokusho no gaiyō (kōji no kanryōgo)
Subtitle: Tōkyō Heripōto kakuchō 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: 32
Notes: "Tōkyō-to kōhō bessatsu"