@article{89142,
      note = {Summarizes case study by Canada.},
      url = {http://digitallibrary.un.org/record/89142},
      title = {Economic benefits of a cleaner environment : note /},
      publisher = {UN,},
      recid = {89142},
      pages = {7 p.},
      address = {Geneva :. 1990-04-26},
      year = {1990},
      month = {Apr},
}