@article{411336,
      author = {Dayton, Gage H., and Skiles, Raymond. and Dayton, Linnea  B.},
      url = {http://library.usi.edu/record/411336},
      title = {Frogs and toads of Big Bend National Park [electronic  resource] /},
      publisher = {Texas A&M University Press,},
      recid = {411336},
      pages = {51 p. :},
      address = {College Station :},
      year = {2007},
}