@book{4116,
	author = {Britton, Jack R. and Kriegh, R. Ben, },
	title = {Matemáticas universitarias I y II /},
	publisher = {C. E. C. S. A.,},
	year = {r1972},
	address = {México :},
	edition = {1a ed.},
	note = {6a. impresión de la 1a. ed. de 1968 (V.I.)}
}