Sekai ni okeru dō kyōkyū kōzō no henka
By: [henshū Kinzoku Kōgyō Jigyōdan Shigen Jōhō Sentā]
Series: Dōkō bunseki chōsa hōkokusho -- dai 19-gō
Publisher: Kinzoku Kōgyō Jigyōdan Shigen Jōhō Sentā
Published: 1987
Place of publication: Tōkyō
Language: jpn
Number of pages: 116
Subjects: Copper industry and trade
Notes: Cover title.