@book {
	author = {Vörösmarty, Gyöngyi and Tátrai, Tünde},
	title = {Beszerzés},
	year = {2019},
	publisher = {Wolters Kluwer Hungary Kft.},
	isbn = {978 963 295 845 3},
	doi = {10.55413/9789632958453},
	URL = {https://mersz.hu/kiadvany/618}
}