?url_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Abook&rft.tpages=226&rft.date=2005&rft.isbn=9788849812787&rft.btitle=La+teoria+politica+di+Bruno+Leoni&rft.genre=book