@book{5090,
	author = {Collingwood, R.G. },
	title = {Idea de la historia /},
	publisher = {FCE,},
	year = {1952.},
	address = {México :},
	url = {https://drive.google.com/file/d/1nZRMuYiVDubU3lPjQzkFtQaKCWs_ic0G/view?usp=sharing}
}