@book{184312,
	author = {Margalef Roig, Juan. and Outerelo Domínguez, Enrique.},
	title = {Matemáticas al alcance de todos },
	publisher = {Pearson Alhambra, },
	year = {[2007]},
	series = {Al alcance de todos},
	address = {Madrid : },
	note = {Índice.}
}