@article{265932,
      url = {http://library.usi.edu/record/265932},
      title = {The state of the nation's ecosystems : measuring the  lands, waters, and living resources of the United States /},
      publisher = {Cambridge University Press,},
      recid = {265932},
      pages = {xviii, 270 p. :},
      address = {Cambridge, UK ;},
      year = {2002},
}