?url_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Abook&rft.aulast=Voizard&rft.aufirst=Karl-Henri&rft.date=6+October+2021&rft.isbn=978+2-+247+20667+4&rft.title=Pr%C3%A9face&rft.btitle=Le+droit+administratif+aujourd'hui&rft.genre=bookitem