@article{51729,
      author = {Fox, Stephen R.},
      url = {http://library.usi.edu/record/51729},
      title = {John Muir and his legacy : the American conservation  movement /},
      publisher = {Little, Brown,},
      recid = {51729},
      pages = {xii, 436 p. :},
      address = {Boston :},
      year = {1981},
}