?url_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Abook&rft.au=Gilissen%2C+John&rft.aulast=Gilissen&rft.aufirst=John&rft.date=1976&rft.btitle=Introduction+historique+au+droit&rft.genre=book