@article{777741,
      url = {http://digitallibrary.un.org/record/777741},
      title = {Energy, environment and public policy : a guide to the  analysis of systems /},
      publisher = {UNEP,},
      recid = {777741},
      pages = {109 p.,},
      address = {Nairobi :. 1988},
      year = {1988},
}