01024nam--2200349---450-99000284976020331620090107125033.00-379-21515-2000284976USA01000284976(ALEPH)000284976USA0100028497620070103h2005----km-y0itay50------baengUS||||||||001yyE-Commerce and the law of digital signatureseditor: Dennis CampbellDobbs Ferry, N.Y.Oceanacopyr. 2005XXXVI, 916 p.26 cm2001Commercio elettronico658.800285CAMPBELL,DennisITsalbcISBD990002849760203316658.800 ECO 2 (IRA 6 945)50658 G.IRA 600178814BKECOIANNONE9020070103USA011518RSIAV19020090107USA011250E-Commerce and the law of digital signatures992292UNISA