@book{21919,
	author = {Kant, Immanuel,},
	title = {Crítica de la razón pura /},
	publisher = {Porrúa },
	year = {2005},
	series = {Sepan cuantos..},
	address = {México},
	edition = {13a. edición.},
	note = {Incluye índice.}
}