@book{justhis5188,
           title = {Le recrutement des agents de l'{\'E}tat},
          author = {Michel Halewyck de Heusch},
         address = {Bruxelles},
       publisher = {Office de Publicit{\'e}},
            year = {1945},
        keywords = {Belgium Belgi{\"e} State Etat Staat
},
             url = {http://www.just-his.be/eprints/5188/}
}