@book{40288,
	author = {Río González, Cristobal del and Río Sánchez, Cristóbal del,},
	title = {Costos I:  Históricos /},
	publisher = {Cengage Learning Editores, S.A},
	series = {COSTOS},
	address = {Mexico :},
	edition = {22.},
	note = {gr.}
}