@article{729663,
      author = {Dunlap, Thomas R.,},
      url = {http://library.usi.edu/record/729663},
      title = {In the field, among the feathered a history of birders and  their guides / [electronic resource] :},
      publisher = {Oxford University Press,},
      recid = {729663},
      pages = {1 online resource (x, 241 p.) :},
      address = {Oxford ;},
      year = {2011},
}