@book {
author = {Endre A. Balazs and Hargittai Magdolna and Hargittai István},
title = {Huzella Tivadar},
year = {2014},
publisher = {Typotex Kiadó},
isbn = {978 963 279 779 3},
URL = {https://edu.interkonyv.hu/konyvek/hatgittai-huzella-tivadar/}
}