@book{85592,
	author = {PURCELL, Edwin J. and Varberg, Dale, coaut.      Rigdon, Steven E., coaut.      Medina Herrera, Linda Margarita, rev.   Ì},
	title = {Calculo },
	publisher = {: Pearson Educación},
	year = {2007},
	address = {México },
	edition = {9 ed},
	note = {Incluye índice}
}