@book{501,
	author = {Atkins, Peter W. and Atkins, Peter},
	title = {Química inorgánica},
	publisher = {McGraw-Hill ,},
	year = {2008.},
	address = {México, D.F. :},
	edition = {4a ed.},
	note = {Título original: Inorganic chemistry, second edition.}
}