?url_ver=Z39.88-2004&rft_id=10.1434%2F25124&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Ajournal&rft.au=Giannaccari%2C+Andrea&rft.aulast=Giannaccari&rft.aufirst=Andrea&rft.issn=1590-5128+&rft.date=2007&rft.title=Mercato+Concorrenza+Regole&rft.atitle=Il+caso+Leegin&rft.issue=2&rft.pages=339-348&rft.genre=article