Sekiyu gasu kaihatsu tō kyōkyū tayōka chōsa
Subtitle: chōsa hōkokusho.
Contributors: Erupī Gasu Shinkō Sentā.
Series: Heisei 17-nendo sekiyu sangyō taisei tō chōsa kenkyū
Publisher: Erupī Gasu Shinkō Sentā
Published: 2006
Place of publication: [Tokyo]
Language: jpn
Number of pages: 48