@article{685225,
      author = {Sackman, Douglas Cazaux,},
      url = {http://library.usi.edu/record/685225},
      title = {A companion to American environmental history [electronic  resource] /},
      publisher = {Wiley-Blackwell,},
      recid = {685225},
      pages = {xxi, 670 p.},
      address = {Chichester, West Sussex ;},
      year = {2010},
}