@article{840793,
      recid = {840793},
      author = {Merchant, Carolyn.},
      title = {The Columbia guide to American environmental history  [electronic resource] /},
      publisher = {Columbia University Press,},
      address = {New York :},
      pages = {xviii, 448 p.},
      year = {2002},
      url = {http://library.usi.edu/record/840793},
}