@book{22439,
	author = {Purcell, Edwin J. and Varberg, Dale},
	title = {Cálculo diferencial e integral /},
	publisher = {Prentice Hall,},
	year = {2000.},
	series = {Awli},
	address = {México :},
	edition = {6a ed.},
	note = {Incluye índice.}
}