@book {
	author = {Bauer, András and Berács, József},
	title = {Marketing},
	year = {2017},
	publisher = {Akadémiai Kiadó},
	isbn = {978 963 454 007 6},
	doi = {10.1556/9789634540076 },
	URL = {https://mersz.hu/kiadvany/204}
}