@book{justhis4849,
           title = {L{\'e}gislation du Ruanda-Urundi},
          author = {Pierre Leroy},
         address = {Usumbura},
       publisher = {Les Presses Lavigerie},
            year = {1949},
        keywords = {pyramide judiciaire judicial pyramid gerechtelijke pyramide colonisation colonization kolonisatie Rwanda Burundi},
             url = {http://www.just-his.be/eprints/4849/}
}