@book{justhis4936,
           title = {Enqu{\^e}te ethnographique relative aux diverses formes d'asservissement au Congo},
          author = {Albrecht Gohr},
         address = {Bruxelles},
       publisher = {Hayez},
            year = {1933},
        keywords = {COngo, Congo belge},
             url = {http://www.just-his.be/eprints/4936/}
}