?url_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Abook&rft.au=Knuuttila%2C+Tarja&rft.aulast=Knuuttila&rft.aufirst=Tarja&rft.date=2004&rft.title=Models%2C+Representation%2C+and+Mediation&rft.genre=proceedin