@article{21867,
      note = {"In association with the I.P. Unit, Queen Mary & Westfield  College, University of London."},
      author = {Firth, Alison.},
      url = {http://tind.wipo.int/record/21867},
      title = {The Prehistory and Development of Intellectual Property  Systems},
      recid = {21867},
      pages = {xxv, 189 pages ;},
}