?url_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Abook&rft.au=Gattei%2C+Stefano&rft.aulast=Gattei&rft.aufirst=Stefano&rft.tpages=286&rft.isbn=9788874670628&rft.date=2011&rft.btitle=Karl+Popper+oggi%3A+una+riflessione+multidisciplinare&rft.title=Presentazione&rft.genre=bookitem