@book{7240,
	author = {Weisbach, Werner and Schlunk, Helmut},
	title = {Reforma religiosa y arte medieval},
	publisher = {Espasa-Calpe},
	year = {1949},
	address = {Madrid},
	note = {Título de la obra original: Religiöse reform un mittelalteriche kunst (publicado en Suiza en 1945)}
}