?url_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Abook&rft.au=+Balog+Erika&rft.aulast=Balog&rft.aufirst=Erika&rft.title=A+jelenkori+t%C3%B6rt%C3%A9nelem+tan%C3%ADt%C3%A1s%C3%A1nak+probl%C3%A9m%C3%A1i&rft.date=2009&rft.isbn=978-963-9927-15-5&rft.genre=proceeding