@article{326589,
      author = {Callicott, J. Baird. and Frodeman, Robert.},
      url = {http://library.usi.edu/record/326589},
      title = {Encyclopedia of environmental ethics and philosophy /},
      publisher = {Macmillan Reference USA/Gale Cengage Learning,},
      recid = {326589},
      pages = {2 v. :},
      address = {Farmington Hills, MI :},
      year = {2009},
}