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 410

Structure

Hierarchy

  • Section: E - Electricity, gas and water supply
  • Divsion: 41 - Collection, purification and distribution of water
  • Group: 410 - Collection, purification and distribution of water

Class

  • 4100 - Collection, Purification and distribution of water

Links