慶應義塾大学 商学部・商学研究科

新保一成 研究室

開発と環境の経済分析...

NIC 1998 - code 232

Structure

Hierarchy

  • Section: D - Manufacturing
  • Divsion: 23 - Manufacture of coke, refined petroleum products and nuclear fuel
  • Group: 232 - Manufacture of refined petroleum products

Class

  • 2320 - Manufacture of refined petroleum products

Links