@article{855971,
      author = {Manning, Robert E., and Newman, Peter, and Barber, Jesse,  and Monz, Christopher, and Hallo, Jeffrey, and Lawson,  Steven,},
      url = {http://library.usi.edu/record/855971},
      title = {Natural quiet and natural darkness : the "new" resources  of the National parks /},
      recid = {855971},
      pages = {xii, 356 pages ;},
}