@article{392940,
      recid = {392940},
      author = {Perry, G. C.},
      title = {Welfare of the laying hen [electronic resource] /},
      publisher = {CABI Pub.,},
      address = {Wallingford :},
      pages = {xv, 430 p. :},
      year = {2004},
      note = {Proceedings of the World's Poultry Science Association  Meeting held in Bristol, England, July 2003.},
      url = {http://library.usi.edu/record/392940},
}