@book {
	author = {Petlák, Erich},
	title = {Motivácia v edukačnom procese},
	year = {2019},
	publisher = {Wolters Kluwer},
	isbn = {978-80-571-0151-2},
	doi = {},
	URL = {https://uatakademia.aspi.sk/kiadvany/372}
}