@article{488805,
      author = {Fisher, Brian L., and Cover, Stefan P.,},
      url = {http://library.usi.edu/record/488805},
      title = {Ants of North America a guide to the genera / [electronic  resource] :},
      publisher = {University of California Press,},
      recid = {488805},
      pages = {xiv, 194 p. :},
      address = {Berkeley :},
      year = {2007},
}