@article{419409,
      recid = {419409},
      title = {Nutrient requirements of sheep [electronic resource] /},
      publisher = {National Academy of Press,},
      address = {Washington, D.C. :},
      pages = {x, 100 p. :},
      year = {1985},
      url = {http://library.usi.edu/record/419409},
}