@book{184651,
	author = {Haebler, Konrad and Martín Abad, Julián},
	title = {Introducción al estudio de los incunables},
	publisher = {Ollero & Ramos},
	year = {1997.},
	address = {Madrid, España},
	note = {Translation of: Handbuch der Inkunalbelkunde.}
}