@book{498,
	author = {Nelson, David L. and Cox, Michael M.},
	title = {Lehninger : Principios de bioquímica},
	publisher = {Ediciones Omega ,},
	year = {2009.},
	address = {Barcelona :},
	edition = {5a ed.},
	note = {Título original : Lehninger principles of biochemistry.}
}