?url_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Ajournal&rft.au=Ingber%2C+L%C3%A9on&rft.aulast=Ingber&rft.aufirst=L%C3%A9on&rft.volume=XLIV&rft.date=1971&rft.atitle=Introduction+%C3%A0+une+histoire+de+la+l%C3%A9gislation+belge+en+mati%C3%A8re+d'enseignement&rft.title=Revue+de+l'Institut+de+Sociologie+de+l'U.L.B.&rft.pages=67-95&rft.genre=article