@book{80816,
	author = {Casas, Bartolomé de las,  and Yáñez, Agustín,},
	title = {Doctrina},
	publisher = {Universidad Nacional Autónoma de México, },
	year = {1973},
	series = {Biblioteca del Estudiante Universitario ; },
	address = {México : },
	edition = {3a ed. }
}