@book {
author = {George B. Thomas and Maurice D. Weir and Joel Hass and Frank R. Giordano},
title = {Thomas-féle kalkulus 3.},
year = {2008},
publisher = {Typotex Kiadó},
isbn = {978 963 966 428 9},
URL = {https://edu.interkonyv.hu/konyvek/thomas-kalkulus-3/}
}