@book{17286,
	author = {Kassay, František and Křížik, Ján},
	title = {Aj učiť sa treba učiť},
	editor = {Pravda},
	publisher = {Smena},
	year = {1986},
	series = {Križovatky},
	address = {Bratislava},
	edition = {1., vyd.},
	note = {Lit. 45. Fot. na front. 45 zázn. v slov. a češ.}
}