@book{35370,
	author = {Robinson, Paul. and Hewitt, Paul G.},
	title = {Fisica conceptual :},
	publisher = {Pearson,},
	year = {1998.},
	address = {Mexico :},
	note = {Titulo original: Conceptual physics. Laboratory manual \ Incluye apendice: cifras significativas e incertidumbre en las mediciones.}
}