@book{5633,
	author = {Xirau, Ramón, },
	title = {El desarrollo y las crisis de la Filosofía occidental /},
	publisher = {El Colegio Nacional, },
	year = {2003},
	address = {México, D.F. :},
	edition = {1 ed.},
	url = {https://www.cicy.mx/sitios/sib/doctoelectronico/5999.pdf}
}