Uran tōshi kankyō chōsa
Subtitle: Roshia
Series: Heisei 20-nendo kaigai uran tankō shien jigyō hōkokusho
Publisher: Sekiyu Tennen Gasu Kinzoku Kōbutsu Shigen Kikō
Published: 2009
Place of publication: Kawasaki-shi
Language: jpn
Number of pages: 51
Notes: Cover title.