@article{214049,
      recid = {214049},
      author = {Thirsk, Joan.},
      title = {Alternative agriculture : a history from the Black Death  to the present day /},
      publisher = {Oxford University Press,},
      address = {Oxford ;},
      pages = {x, 365 p. :},
      year = {1997},
      url = {http://library.usi.edu/record/214049},
}