@article{376057,
      recid = {376057},
      author = {Perniss, Pamela, and Pfau, Roland. and Steinbach, Markus.},
      title = {Visible variation comparative studies on sign language  structure / [electronic resource] :},
      publisher = {Mouton de Gruyter,},
      address = {Berlin ;},
      pages = {x, 403 p. :},
      year = {2007},
      url = {http://library.usi.edu/record/376057},
}