@book{80077,
	author = {Heydenreich, Ludwig Heinrich. and Passavant, Günter.},
	title = {La época de los genios },
	publisher = {Aguilar, },
	year = {[1974]},
	series = {El universo de las formas},
	address = {[Madrid] : },
	edition = {[1ª ed.].}
}