Heisei 21-nendo Ekika Sekiyu Gasu Kondankai gijiroku
Publisher: Erupī Gasu Shinkō Sentā
Published: 2010
Place of publication: [Tokyo]
Language: jpn
Number of pages: 539
Subjects: Liquefied petroleum gas industry
Other titles: Ekika Sekiyu Gasu Kondankai gijiroku
Notes: "Heisei 21-nendo sekiyu seihin jukyū tekiseika chōsa,  sekiyu gasu ryūtsū gōrika chōsa"