LP gasu-hō kaisei shōrei (keihōki kankei nado) no subete
By: Tsūshō Sangyōshō Ritchi Kōgaikyoku Hoanka Ekika Sekiyu Gasu Hoan Taisakushitsu hencho.
Publisher: Sekiyu Kagaku Shinbunsha
Published: 1981
Place of publication: Tokyo
Language: jpn
Number of pages: 211