• publisher: [Helena] : Montana Department of Health and Environmental Sciences
  • creator: Montana. Air Quality Bureau Montana. Dept. of Health and Environmental Sciences
  • contributor: Montana. Dept. of Health and Environmental Sciences
  • Keyword: Air Pollution Law and legislation Montana. Air quality Standards Montana. Air quality Montana. Air quality management Montana.
  • pages: v. :
  • class: KFM9358.A39
  • notes: Description based on: 1979; title from cover.
  • download: pdf file