@article{472676,
      recid = {472676},
      author = {DeFries, Ruth S. and Malone, Thomas F.},
      title = {Global change and our common future: papers from a forum  /},
      publisher = {National Academy Press,},
      address = {Washington, D.C. :},
      pages = {xiv, 227 p. :},
      year = {1989},
      note = {"Committee on Global Change, National Research Council".},
      url = {http://library.usi.edu/record/472676},
}