@article{447004,
      recid = {447004},
      author = {Zimdahl, Robert L.},
      title = {Agriculture's ethical horizon [electronic resource] /},
      publisher = {Academic Press,},
      address = {Amsterdam ;},
      pages = {xxix, 235 p. ;},
      year = {2006},
      url = {http://library.usi.edu/record/447004},
}