@book{108888,
	author = {Casas, Bartolomé de las, and Yáñez Delgadillo, Agustin,},
	title = {. . . Doctrina},
	publisher = {Universidad nacional autónoma},
	year = {1973.},
	series = {Biblioteca del estudiante universitario},
	address = {México},
	edition = {3a. ed.}
}