@book{7615,
	author = {Galván Sánchez, Delia Aurora. and Cienfuegos Zurita, Dora Elia., autor.},
	title = {Cálculo diferencial :},
	publisher = {Cengage Learning,},
	year = {2013},
	address = {México, D. F. :},
	edition = {Segunda edición},
	note = {Incluye índice.}
}